Harcourt Grade 2 Practice Workbook Teacher

PracticeWorkbook

T E A C H E R ’ S E D I T I O NGrade 2

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ISBN 0-15-320660-8

1 2 3 4 5 6 7 8 9 10 073 2004 2003 2002 2001

Unit 1: ADDITION AND SUBTRACTIONSTRATEGIES AND FACTS, PLACEVALUE, AND GRAPHING

Chapter 1: Addition Strategies1. 1 Order and Zero Properties . . . . . . . 11.2 Count On 1, 2, and 3 . . . . . . . . . . . . . 21.3 Doubles and Doubles Plus One . . . 31.4 Make a Ten . . . . . . . . . . . . . . . . . . . . . 41.5 Add 3 Numbers . . . . . . . . . . . . . . . . . 51.6 Problem Solving • Draw a

Picture . . . . . . . . . . . . . . . . . . . . . . . . . 6

Chapter 2: Subtraction Strategies2. 1 Subtract All or Zero . . . . . . . . . . . . . 72.2 Count Back . . . . . . . . . . . . . . . . . . . . . 82.3 Think Addition to Subtract . . . . . . . 92.4 Fact Families . . . . . . . . . . . . . . . . . . . . 102.5 Number Expressions . . . . . . . . . . . . . 11

Chapter 3: Addition and SubtractionPractice3. 1 Remember Addition Facts . . . . . . . . 123.2 Missing Numbers . . . . . . . . . . . . . . . . 133.3 Remember Subtraction Facts . . . . . 143.4 Problem Solving • Write a

Number Sentence . . . . . . . . . . . . . . . 15

Chapter 4: Numbers to 1004. 1 Tens . . . . . . . . . . . . . . . . . . . . . . . . . . . 164.2 Tens and Ones . . . . . . . . . . . . . . . . . . 174.3 Understand Place Value . . . . . . . . . . 184.4 Read and Write Numbers . . . . . . . . 194.5 Problem Solving • Make

Reasonable Estimates . . . . . . . . . . . 20

Chapter 5: Number Patterns, Compare and Order5. 1 Ordinal Numbers . . . . . . . . . . . . . . . 215.2 Compare Numbers:

>, <, or = . . . . . . . . . . . . . . . . . . . . . . . 22

5.3 Order Numbers: Before, AfterBetween . . . . . . . . . . . . . . . . . . . . . . . 23

5.4 Even and Odd . . . . . . . . . . . . . . . . . . 245.5 Skip-Count . . . . . . . . . . . . . . . . . . . . . 255.6 Problem Solving • Find a

Pattern . . . . . . . . . . . . . . . . . . . . . . . . 26

Chapter 6: Data and Graphing6. 1 Picture Graph . . . . . . . . . . . . . . . . . . . 27.6. 2 Bar Graph . . . . . . . . . . . . . . . . . . . . . . 286. 3 Problem Solving • Use a Graph . . . 296. 4 Take a Survey . . . . . . . . . . . . . . . . . . . 306. 5 Interpret Data . . . . . . . . . . . . . . . . . . 316. 6 Use Pictographs . . . . . . . . . . . . . . . . . 32

Unit 2: MONEY AND TIME

Chapter 7: Counting Money7. 1 Pennies, Nickels, and Dimes . . . . . . 337.2 Quarters and Half-Dollars . . . . . . . . 347.3 Count Collections . . . . . . . . . . . . . . . 357.4 1 Dollar . . . . . . . . . . . . . . . . . . . . . . . . 367.5 Problem Solving • Draw a

Picture . . . . . . . . . . . . . . . . . . . . . . . . . 37

Chapter 8: Using Money8. 1 Make the Same Amounts . . . . . . . . 388.2 Same Amounts Using . . . . . . . . . . .

Fewest Coins . . . . . . . . . . . . . . . . . . . 398.3 Compare Amounts to Prices . . . . . . 408.4 Make Change. . . . . . . . . . . . . . . . . . . . 418.5 Problem Solving • Make a List . . . . 42

Chapter 9: Telling Time9. 1 Tell Time to 5 Minutes . . . . . . . . . . . 43.9. 2 Time After the Hour . . . . . . . . . . . . . 449. 3 Time Before the Hour . . . . . . . . . . . 459. 4 Practice Telling Time . . . . . . . . . . . . 46

Chapter 10: Understanding Time10. 1 Daily Events . . . . . . . . . . . . . . . . . . . . 47.10. 2 Problem Solving • Use a Model . . . 48

CONTENTS

10.3 Use a Calendar . . . . . . . . . . . . . . . . . 4910.4 Estimate Time . . . . . . . . . . . . . . . . . . 5010.5 Time Relationships . . . . . . . . . . . . . 51

Unit 3: TWO-DIGIT ADDITION ANDSUBTRACTION

Chapter 11: Explore 2-Digit Addition11. 1 Add Tens . . . . . . . . . . . . . . . . . . . . . . 5211.2 Count on Tens and Ones . . . . . . . . 5311.3 Model Adding 1 Digit to

2 Digits . . . . . . . . . . . . . . . . . . . . . . . . 5411. 4 Model 2 Digit Addition . . . . . . . . . . 5511.5 Problem Solving • Make a

Model . . . . . . . . . . . . . . . . . . . . . . . . . 56

Chapter 12: 2-Digit Addition12. 1 Add 2-Digit Numbers . . . . . . . . . . . 5712.2 More 2-Digit Addition . . . . . . . . . . 5812.3 Rewrite 2-Digit Addition . . . . . . . . 5912.4 Problem Solving • Estimate

Sums . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Chapter 13: Practice 2-Digit Addition13. 1 More 2-Digit Addition . . . . . . . . . . 6113.2 Use Mental Math to Find Sums . . . 6213.3 Practice Adding 2-Digit

Numbers . . . . . . . . . . . . . . . . . . . . . . 6313.4 Problem Solving • Make and

Use a Graph . . . . . . . . . . . . . . . . . . . . 64

Chapter 14: Explore 2-Digit Subtraction14. 1 Subtract Tens . . . . . . . . . . . . . . . . . . 6514.2 Mental Math: Count Back Tens

and Ones . . . . . . . . . . . . . . . . . . . . . . 6614.3 Regroup Tens as Ones . . . . . . . . . . . 6714.4 Model 2-Digit Subtraction . . . . . . . 6814.5 Practice Modeling 2-Digit

Subtraction . . . . . . . . . . . . . . . . . . . . 69

Chapter 15: 2-Digit Subtraction15. 1 Subtract 2-Digit Numbers . . . . . . . 7015.2 Rewrite 2-Digit Subtraction . . . . . . 7115.3 More 2-Digit Subtraction . . . . . . . . 7215.4 Problem Solving • Estimate

Differences . . . . . . . . . . . . . . . . . . . . 7315.5 Use Addition to Check

Subtraction . . . . . . . . . . . . . . . . . . . . 74

Chapter 16: Practice 2-Digit Subtraction16. 1 Use Mental Math to Find

Differences . . . . . . . . . . . . . . . . . . . . 7516.2 Practice Subtracting 2-Digit

Numbers . . . . . . . . . . . . . . . . . . . . . . 7616.3 Add and Subtract Money . . . . . . . . 7716.4 Problem Solving • Choose the

Operation . . . . . . . . . . . . . . . . . . . . . 78

Unit 4: GEOMETRY ANDMEASUREMENT

Chapter 17: Plane Shapes17. 1 Identify Plane Shapes . . . . . . . . . . . 7917.2 Sides and Corners . . . . . . . . . . . . . . 8017.3 Congruence and Symmetry . . . . . . 8117.4 Combine and Separate Shapes . . . 8217.5 Moving Shapes . . . . . . . . . . . . . . . . . 8317.6 More About Moving Shapes . . . . . 84

Chapter 18: Solid Figures18. 1 Identify Solid Figures . . . . . . . . . . . 8518.2 Make Plane Shapes . . . . . . . . . . . . . 8618.3 Sort Solid Figures . . . . . . . . . . . . . . . 8718.4 Problem Solving • Make a

Model . . . . . . . . . . . . . . . . . . . . . . . . . 88

Chapter 19: Length19. 1 Nonstandard Units . . . . . . . . . . . . . . 8919.2 Measure to the Nearest Inch . . . . . 9019.3 Inches and Feet . . . . . . . . . . . . . . . . . 9119.4 Centimeters and Meters . . . . . . . . . 9219.5 Perimeter . . . . . . . . . . . . . . . . . . . . . . 9319.6 Problem Solving • Make

Reasonable Estimates . . . . . . . . . . . 94

Chapter 20: Capacity, Weight, andTemperature20. 1 Cups, Pints, and Quarts . . . . . . . . . 9520.2 Liters . . . . . . . . . . . . . . . . . . . . . . . . . 9620.3 Ounces and Pounds . . . . . . . . . . . . . 9720.4 Grams and Kilograms . . . . . . . . . . . 9820.5 Temperature . . . . . . . . . . . . . . . . . . . 9920.6 Problem Solving • Choose a

Measuring Tool . . . . . . . . . . . . . . . .100

Unit 5: NUMBER SENSE ANDFRACTIONS

Chapter 21: Numbers to 1,00021. 1 Hundreds . . . . . . . . . . . . . . . . . . . . . .10121.2 Hundreds, Tens, and Ones . . . . . . .10221.3 Place Value . . . . . . . . . . . . . . . . . . . .10321. 4 Read and Write Numbers . . . . . . . .10421. 5 Problem Solving • Use a Table . . . .105

Chapter 22: Comparing and Ordering Numbers to 1,00022. 1 100 Less, 100 More . . . . . . . . . . . . .10622.2 Compare Numbers:

>, <, and = . . . . . . . . . . . . . . . . . . . . .10722.3 Order Numbers: Before, After,

Between . . . . . . . . . . . . . . . . . . . . . .10822. 4 Order Numbers on a

Number Line . . . . . . . . . . . . . . . . . . .10922.5 Problem Solving • Find a

Pattern . . . . . . . . . . . . . . . . . . . . . . . .110

Chapter 23: Parts of a Whole23. 1 E xplore Fractions . . . . . . . . . . . . . .11123.2 Unit Fractions . . . . . . . . . . . . . . . . . .11223.3 Other Fractions . . . . . . . . . . . . . . . .11323.4 Compare Unit Fractions . . . . . . . . .11423.5 Fractions Equal to 1 . . . . . . . . . . . . .115

Chapter 24: Parts of a Group24. 1 Explore Fractions . . . . . . . . . . . . . . .11624.2 Unit Fractions . . . . . . . . . . . . . . . . . .11724.3 Other Fractions . . . . . . . . . . . . . . . .11824.4 Compare Parts of a Group . . . . . . .11924.5 Problem Solving • Make a

Model . . . . . . . . . . . . . . . . . . . . . . . . .120

Unit 6: 3-DIGIT ADDITION AND SUBTRACTION, MULTIPLICATION ANDDIVISION

Chapter 25: Adding 3-Digit Numbers25. 1 Add Hundreds . . . . . . . . . . . . . . . . .12125.2 Model 3-Digit Addition . . . . . . . . .12225.3 Add 3-Digit Numbers . . . . . . . . . . .12325.4 More 3-Digit Addition . . . . . . . . . .12425.5 Add Money . . . . . . . . . . . . . . . . . . . .125

25.6 Practice Adding 3-DigitNumbers . . . . . . . . . . . . . . . . . . . . . .126

Chapter 26: Subtracting 3-Digit Numbers26. 1 Subtract Hundreds . . . . . . . . . . . . .12726.2 Model 3-Digit Subtraction . . . . . . .12826.3 Subtract 3-Digit Numbers . . . . . . .12926.4 More 3-Digit Subtraction . . . . . . . .13026.5 Problem Solving • Too Much

Information . . . . . . . . . . . . . . . . . . .131

Chapter 27: Use Addition andSubtraction27. 1 Add and Subtract Money . . . . . . .13227.2 Estimate Sums and

Differences . . . . . . . . . . . . . . . . . . . .13327.3 Practice Adding and

Subtracting 3-Digit Numbers . . . .13427.4 Problem Solving • Multiple Step

Problems . . . . . . . . . . . . . . . . . . . . . .135

Chapter 28: Multiplication Concepts28. 1 Explore Multiplication . . . . . . . . . .13628.2 Addition and Multiplication . . . . .13728.3 Arrays . . . . . . . . . . . . . . . . . . . . . . . .13828.4 Multiply in Any Order . . . . . . . . . .13928.5 Multiply Across and Down . . . . . .140

Chapter 29: MultiplicationFacts 2, 5, and 1029. 1 Multiply with 2 . . . . . . . . . . . . . . . .14129.2 Multiply with 5 . . . . . . . . . . . . . . . .14229.3 Multiply with 10 . . . . . . . . . . . . . . .14329.4 Memorize the Facts . . . . . . . . . . . .144

Chapter 30: Division Concepts30. 1 Equal Shares . . . . . . . . . . . . . . . . . . .14530.2 Make Equal Groups . . . . . . . . . . . . .14630.3 Subtraction and Division . . . . . . . .14730.4 Problem Solving • Choose the

Operation . . . . . . . . . . . . . . . . . . . . .14830.5 Problem Solving • Choose

a Strategy . . . . . . . . . . . . . . . . . . . . .149

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Practice PW1

Order and Zero PropertiesWrite the sum.

1. 2. 3.

4 + 3 = 9 + 1 = 2 + 6 =

3 + 4 = 1 + 9 = 6 + 2 =

4. 5. 6.

5 + 4 = 0 + 5 = 6 + 5 =

4 + 5 = 5 + 0 = 5 + 6 =

7. 8. 9.

10. 11. 12.

C Mixed Review

Solve.

13. 3¢ + 2¢ = 14. 8¢ + 4¢ =

15. 1 + 3 = 16. 2 + 2 =

17. 2 + 9 = 18. 5 + 3 = 811

44

125

0+ 7

7

7+ 0

7

2+ 4

6

4+ 2

6

7+ 1

8

1+ 7

8

6+ 410

4+ 610

1+ 8

9

8+ 1

9

9+ 312

3+ 912

1159

1159

8107

8107

NameLESSON 1.1

¢ ¢

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PW2 Practice

Count on 1, 2, and 3Circle the greater number. Count on to find the sum.

1. 2. 3.

8 + 1 = 5 + 2 = 3 + 10 =

4. 5. 6.

1 + 4 = 6 + 2 = 7 + 3 =

7.

8.

9.

C Mixed Review

Solve.

10. 0 + 8 = 11. 4 + 0 = 12. 0 + 1 =

13. 7 + 0 = 14. 0 + 9 = 15. 6 + 0 =

16. 0 + 6 = 17. 6 + 3 = 18. 3 + 6 = 996

697

148

7+ 1

8

3+ 912

6+ 2

8

2+ 5

7

1+ 8

9

9+ 211

5+ 3

8

2+ 4

6

3+ 6

9

9+ 110

2+ 10

12

4+ 3

7

6+ 1

7

1+ 5

6

7+ 310

2+ 7

9

8+ 210

3+ 811

1085

1379

NameLESSON 1.2

NameLESSON 1.3

Doubles and Doubles Plus One

C Vocabulary

Circle the doubles plus one fact in .Circle the doubles fact in .

4 + 4 = 8 4 + 1 = 5 4 + 5 = 9

Write each doubles sum green.Write each doubles plus one sum yellow.Complete the addition table.

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Practice PW3

+ 0 1 2 3 4 5 6 7 8 9

0 0green

1yellow

2 3 4 5 6 7 8 9

1 1purple

2green

3yellow

4 5 6 7 8 9 10

2 2 3purple

4green

5yellow

6 7 8 9 10 11

3 3 4 5purple

6green

7yellow

8 9 10 11 12

4 4 5 6 7purple

8green

9yellow

10 11 12 13

5 5 6 7 8 9purple

10green

11yellow

12 13 14

6 6 7 8 9 10 11purple

12green

13yellow

14 15

7 7 8 9 10 11 12 13purple

14green

15yellow

16

8 8 9 10 11 12 13 14 15purple

16green

17yellow

9 9 10 11 12 13 14 15 16 17purple

18green

yellow

green

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PW4 Practice

Make a TenUse a ten-frame and to make a ten.Find the sum.

1.

2.

3.

4.

C Mixed Review

Solve.

5. 6 + 0 = 6. 0 + 10 = 7. 5 + 1 =

8. 2 + 4 = 9. 7 + 0 = 10. 3 + 9 =

11. 3 + 3 = 12. 2 + 3 = 13. 3 + 4 = 756

1276

6106

7+ 916

9+ 918

8+ 311

8+ 513

8+ 816

8+ 210

3+ 710

7+ 815

9+ 211

8+ 412

5+ 813

7+ 512

6+ 915

7+ 714

7+ 613

9+ 615

6+ 814

7+ 411

5+ 712

3+ 811

9+ 110

8+ 614

6+ 713

7+ 512

NameLESSON 1.4

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Practice PW5

Add 3 NumbersCircle the addends you add first. Write the sum.

1.

2.

3.

4.

C Mixed Review

Solve.

5. 5 + 5 = 6. 8 + 7 = 7. 7 + 7 =

8. 9 + 2 = 9. 5 + 8 = 10. 4 + 5 =

11. 5 + 4 = 12. 6 + 4 = 13. 6 + 6 = 12109

91311

141510

95

+ 216

83

+ 213

24

+ 612

90

+ 918

73

+ 414

34

+ 18

26

+ 210

91

+ 515

41

+ 49

76

+ 417

54

+ 413

82

+ 919

43

+ 411

26

+ 412

75

+ 517

58

+ 215

16

+ 916

31

+ 37

53

+ 513

47

+ 213

31

+ 812

66

+ 416

25

+ 815

62

+ 917

NameLESSON 1.5

Circled addends will vary.

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PW6 Practice

Problem Solving • Draw a PictureUse the four steps to solve.Draw a picture. Write the number sentence. Check children’s work.

1. 9 brown bears and 7 black bearsplayed. How many bears in allplayed?

bears

2. On the porch sat 7 cats. Then 8more cats joined them. How manycats were on the porch?

cats

3. In a fish tank swam 6 yellow fishand 8 orange fish. How many fishswam in the tank?

fish

4. There were 7 children in the yardand 3 children in the house. Howmany children were there in all?

children10�3�7

14�8�6

15�8�7

16=7+9

NameLESSON 1.6

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Practice PW7

Subtract All or ZeroSubtract.

1. How many flowers are left? 2. How many flowers are left?

flowers flowers

3.

4.

5.

C Mixed Review

Solve.

6. 6 + 2 = 7. 4 + 4 = 8. 1 + 7 =

9. 7 + 1 = 10. 5 + 3 = 11. 3 + 5 =

12. 8 + 0 = 13. 0 + 8 = 14. 2 + 6 = 888

888

888

7– 7

0

2– 0

2

18– 018

5– 5

0

19– 019

13– 13

0

11– 011

6– 6

0

3– 0

3

8– 8

0

9– 9

0

7– 0

7

15– 015

2– 2

0

4– 0

4

6– 0

6

6– 6

0

NameLESSON 2.1

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PW8 Practice

Count BackCount back to find the difference.

1. 8 – 1 = 4 – 2 = 6 – 1 =

2. 5 – 2 = 9 – 3 = 10 – 2 =

3.

4.

5.

6.

C Mixed Review

Solve.

7. 5 – 5 = 8. 4 – 4 = 9. 6 – 6 =

10. 7 – 0 = 11. 6 – 0 = 12. 8 – 0 =

13. 4 + 0 = 14. 9 – 0 = 15. 0 + 9 = 994

867

000

5– 3

2

11– 3

8

6– 3

3

10– 1

9

3– 2

1

7– 1

6

12– 111

9– 1

8

3– 1

2

8– 2

6

3– 2

1

7– 2

5

11– 2

9

9– 2

7

10– 3

7

6– 2

4

4– 1

3

8– 3

5

5– 1

4

7– 3

4

863

527

NameLESSON 2.2

NameLESSON 2.3

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Practice PW9

3. 8 + 2 =

10 – 2 = 8

10

5. 7 + 7 =

14 – 7 = 7

14

7. 9 + 4 =

13 – 4 = 9

13

4. 4 + 3 =

7 – 3 = 4

7

6. 3 + 8 =

11 – 8 = 3

11

8. 8 + 9 =

17 – 9 = 8

17

C Mixed ReviewSolve.

9. 3 – 1 = 10. 6 – 2 = 11. 7 – 1 =

12. 5 – 1 = 13. 8 – 2 = 14. 8 – 3 =

15. 10 – 3 = 16. 9 – 1 = 17. 11 – 2 = 987

564

642

Think Addition to SubtractAdd or subtract.

1.

2. 12– 5

7

7+ 512

17– 8

9

9+ 817

15– 7

8

8+ 715

11– 6

5

5+ 611

13– 6

7

7+ 613

16– 7

9

9+ 716

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PW10 Practice

Fact FamiliesWrite the fact family for the set of numbers.

C Mixed Review

Solve.

5. 5 + 5 = 6. 8 + 7 = 7. 7 + 3 =

8. 6 + 8 = 9. 9 + 8 = 10. 4 + 9 =

11. 13 – 9 = 12. 5 + 6 = 13. 11 – 6 = 5114

131714

101510

NameLESSON 2.4

1. 2.

3. 4.

11, 4, 7 14, 6, 8

13, 9, 416, 9, 7

14– 8

6

8+ 614

14– 6

8

6+ 814

13– 9

4

9+ 413

13– 4

9

4+ 913

16– 9

7

9+ 716

16– 7

9

7+ 916

11– 7

4

7+ 411

11– 4

7

4+ 711

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Practice PW11

Number ExpressionsLook across, down, and diagonally.Circle pairs of numbers that give the sum at the top.

1. 16 2. 9

9 8 12 13 0 5 3 67 1 4 11 8 4 2 12 7 3 10 2 1 5 25 10 8 12 1 7 6 31 11 4 7 8 1 0 4

Circle pairs of numbers that give the difference at the top.

3. 7 4. 613 5 8 7 12 3 7 1

15 6 4 0 6 3 6 4

4 8 1 3 3 8 7 113 9 1 5 1 0 8 56 2 12 8 15 9 2 10

10 3 11 4 9 8 4 4

C Mixed Review

Solve.

5. 4 + 6 = 6. 6 + 4 = 7. 10 – 4 =

8. 10 – 6 = 9. 10 – 2 = 10. 8 – 8 = 084

61010

NameLESSON 2.5

NameLESSON 3.1

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PW12 Practice

Remember Addition FactsWrite the sum.

1. 2. 3.

4. 5. 6.

C Mixed Review

Solve.

7. 3 + 6 = 8. 3 + 6 + 1 =

9. 10 – 0 = 10. 3 + 6 + 0 =

11. 10 + 0 = 12. 2 + 8 + 1 =

13. 2 + 8 + 0 = 14. 2 + 8 + 2 = 1210

1110

910

109

Use doubles.

8 16

4 8

7 14

6 12

Count on 3.

6 9

5 8

7 10

8 11

Count on 2.

9 11

10 12

6 8

3 5

Count on 1.

2 3

4 5

9 10

8 9

Add 0.

12 12

10 10

9 9

Use doublesplus one.

5 11

8 17

3 7

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Practice PW13

Missing NumbersWrite the missing number. Use counters if you need to.

1. 8 + = 14 14 – 8 =

2. + 5 = 12 12 – 5 =

3. + 6 = 13 13 – 6 =

4. 7 + = 11 11 – 7 =

5. + 6 = 10 10 – 6 =

6. 11 – = 8 11 – 8 =

7. + 7 = 16 16 – 7 =

C Mixed Review

Solve.

8. 6 + 7 = 9. 8 + 5 = 10. 9 + 4 =

11. 13 – 5 = 12. 13 – 7 = 13. 13 – 9 =

14. 9 + 3 = 15. 8 + 3 = 16. 9 + 8 = 171112

468

131313

99

33

44

44

77

77

66

NameLESSON 3.2

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PW14 Practice

Remember Subtraction FactsSolve.Color the doubles facts .Color the count-back facts .Color the all and zero factsany way you like.

NameLESSON 3.3

14– 7

7red

20–20

0

20– 119

blue

16– 313

blue

16– 8

8red

17–17

0

10– 5

5red

14–14

0

18– 9

9red

19– 217

blue

20–1010red

19– 019

12– 6

6red

16– 0 16

17– 215

blue

C Mixed Review

Solve.

1. 7 + 2 = 2. 1 + 10 = 3. 8 + 3 =

4. 1 + 8 = 5. 3 + 9 = 6. 9 + 2 =

7. + 8 = 10 8. 6 + = 1262

11129

11119

redblue

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Practice PW15

Problem Solving • Write a Number SentenceDraw a picture or make a model. Write a number sentence to solve. Check children’s work.

1. Julie bought 3 green apples and 5 redapples. How many apples did she buy?

=

apples

2. Mary has 6 dolls. Tasha has 4 dolls.How many more dolls does Mary have?

=

more dolls

3. Joel planted 7 tomato seeds and 6carrot seeds. How many seeds did heplant?

=

seeds

4. Eddie had 16 peas. He ate 8 of them.How many peas does he have left?

=

peas8

88–16

13

136+7

2

24–6

8

835

NameLESSON 3.4

+

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PW16 Practice

NameLESSON 4.1

Tens Count the spots. Write how many tens.Then write how many ones.

1.

tens = ones

2.

tens = ones

3.tens = ones

4.tens = ones

5.

tens = ones

C Mixed Review

Solve.

6. 8 + 2 = 3 + 2 = 2 + 6 =

7. 4 + 4 = 6 + 4 = 1 + 8 =

8. 5 – 3 = 7 – 3 = 9 – 4 =

9. 9 – 5 = 12 – 6 = 10 – 7 = 364

542

9108

8510

909

202

303

404

606

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Practice PW17

Tens and OnesWrite how many tens and ones in three different ways.

1. 2.

tens ones = tens ones =

+ = + =

3. 4.

tens ones = tens ones =

+ = + =

C Mixed Review

Solve.

5. 16 – 8 = 12 – 5 = 11 – 5 =

6. 10 – 6 = 14 – 6 = 11 – 7 =

7. 15 – 7 = 13 – 3 = 11 – 9 = 2108484678

36633663063360

36636336

2864

2882064460

28826446

NameLESSON 4.2

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PW18 Practice

NameLESSON 4.3

Understand Place ValueCircle the value of the underlined digit.

1. 65 2. 37 3. 94

5 or 50 3 or 30 9 or 90

4. 19 5. 43 6. 51

1 or 10 3 or 30 5 or 50

7. 87 8. 12 9. 75

7 or 70 2 or 20 5 or 50

10. 39 11. 87 12. 91

9 or 90 8 or 80 9 or 90

C Mixed Review

Solve.

13. 6 + 7 = 5 + 6 = 4 + 9 =

14. 5 + 7 = 5 + 4 = 4 + 4 =

15. 8 + 6 = 3 + 3 = 5 + 3 = 8614

8912

131113

NameLESSON 4.4

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Practice PW19

Read and Write Numbers

Read the number.Write the number in different ways.

1. thirty-six 2. fifty-five

tens ones tens ones

+ +

3. seventy-two 4. eleven

tens ones ten one

+ +

5. twenty-two 6. sixty-eight

tens ones tens ones

+ +

C Mixed Review

Solve.

7. 8 + = 8 3 + = 11 4 + = 10

8. 7 + = 9 2 + = 6 5 + = 10

9. 6 + = 12 1 + = 10 7 + = 12596

542

680

6822860220

8622

1172110270

1127

5536

550630

5563

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PW20 Practice

NameLESSON 4.5

Problem Solving • Make Reasonable EstimatesCircle the most reasonable estimate.

1. Lily has a few cats.About how many cats mightshe have?

3 50 100

3. Ann has a large collection ofstickers. About how manystickers might she have?

5 10 100

5. Nick went to a class party. About how many childrenmight be at the party?

5 20 100

2. Kim bought a small bag ofapples. About how manyapples might she have?

10 50 100

4. Erica bought a box of pencils.About how many pencilsmight be in the box?

5 10 50

6. Jerry took out some booksfrom the library. About howmany books might that be?

5 50 100

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Practice PW21

Ordinal Numbers

C Vocabulary

Circle the ordinal numbers. sixteenth 16 16th

Color the boxes.

first, 4th, tenth seventh, 11th, fifteenth

second, fifth, 9th fourteenth, nineteenth, 12th

3rd, sixth, eighth thirteenth, seventeenth

16th, eighteenth, twentieth

blue

green

purple

red

orange

yellow

black

NameLESSON 5.1

twentieth 20th

19th

18th

17th

16th

15th

14th

13th

12th

11th

10th

9th

8th

7th

6th

5th

4th

3rd

2nd

1st

nineteentheighteenth

seventeenthsixteenth

fifteenthfourteenththirteenth

twelftheleventh

tenthnintheighthseventh

sixthfifth

fourththird

secondfirst

blackgreen

blackpurple

blackbluegreen

purplegreen

blueredorange

yellowblue

yelloworange

redyellow

orangered

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PW22 Practice

Compare Numbers: >, <, or =Write greater than, less than, or equal to.Then write >, <, or =.

1. 2.

3. 4.

5. 6.

7. 8.

C Mixed Review

Solve.

19. 8 + 4 = 6 + 8 = 7 + 3 =

10. 9 + 9 = 10 + 7 = 5 + 8 =

11. 14 – 7 = 16 – 8 = 12 – 7 = 587

131718

101412

74 is 89.

74 89<

less than 98 is 87.

98 87>

greater than

88 is 99.

88 99<

less than

24 is 38.

24 38<

less than

48 is 43.

48 43>

greater than

8 is 8.

8 8=

equal to

55 is 55.

55 55=

equal to19 is 16.

19 16>

greater than

NameLESSON 5.2

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Practice PW23

Order Numbers: Before, After, BetweenWrite the number that is just after, just before, or between.

after before between

1. 48, , 50 35, , 37

2. 50, , 61 27, , 29

3. 19, , 76 74, , 76

4. 87, , 33 47, , 49

5. 56, , 62 18, , 10

6. 21, , 27 52, , 54


17. 9 + 4 = 8 + 8 = 5 + 9 =

18. 6 + 8 = 7 + 8 = 10 + 5 =

19. 13 – 9 = 16 – 9 = 15 – 8 =

10. 11 – 2 = 10 – 4 = 12 – 12 = 069

774

151514

141613

532622

96157

483288

757520

286051

364949

NameLESSON 5.3

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PW24 Practice

Even and OddShow the number of .Write even or odd.

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

C Mixed Review

Solve.

11. 3 + 7 = 6 + 5 = 9 + 1 =

12. 7 + 8 = 7 + 6 = 7 + 7 =

13. 15 – 7 = 13 – 7 = 14 – 7 =

14. 12 – 5 = 10 – 4 = 11 – 6 = 567

768

141315

101110

NameLESSON 5.4

odd15 even26

even30 odd17

odd37 even32

even42 even38

odd43 odd11

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Practice PW25

Skip-CountCount by twos. Color those boxes .Count by threes. Color those boxes .Count by fours. Draw a triangle around those numbers.Count by fives. Color those boxes .Count by tens. Circle those numbers.

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

31 32 33 34 35 36 37 38 39 40

41 42 43 44 45 46 47 48 49 50

51 52 53 54 55 56 57 58 59 60

61 62 63 64 65 66 67 68 69 70

71 72 73 74 75 76 77 78 79 80

81 82 83 84 85 86 87 88 89 90

91 92 93 94 95 96 97 98 99 100

C Mixed Review

Solve.

1. 7 + 6 + 1 = 5 + 2 + 4 = 2 + 4 + 6 =

2. 1 + 6 + 3 = 7 + 4 + 2 = 8 + 2 + 4 =

3. 3 + 9 + 0 = 8 + 3 + 4 = 6 + 6 + 4 = 161512

141310

121114

yellow

red

blue Check children’s work.

NameLESSON 5.5

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PW26 Practice

Problem Solving • Find a PatternFind a pattern to complete the chart.Write how many.

1. How many wheels are on 6 wagons?

1 2 3 4 5 6

4 8 12 16 20 24

There are wheels on 6 wagons.

2. How many corners are on 7 triangles?

1 2 3 4 5 6 7

3 6 9 12 15 18 21

There are corners on 7 triangles.

3. How many pennies have the same value as 8 nickels?

1 2 3 4 5 6 7 8

5 10 15 20 25 30 35 40

pennies have the same value as 8 nickels.40

21

24

NameLESSON 5.6

number ofpennies

number ofnickels

number ofwagonsnumber ofwheels

number oftrianglesnumber ofcorners

Picture GraphUse the graph to answer the questions.

Favorite Fruit

apples

pears

oranges

bananas

1. Which is the favorite of the most people?

2. Which is the favorite of the fewest people?

3. How many more people like applesthan oranges? more people

4. How many fewer people like pears than bananas? fewer people

C Mixed Review

Solve.

5. 6¢ + 7¢ = ¢ 4¢ + 8¢ = ¢

6. 2¢ + 5¢ = ¢ 3¢ + 7¢ = ¢

7. 3¢ + 4¢ = ¢ 9¢ + 8¢ = ¢177107

1213

5

6

NameLESSON 6.1

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Practice PW27

applespears

NameLESSON 6.2

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PW28 Practice

Bar GraphUse the graph to answer the questions.

Hours Playing Tennis Each Week109876543210

Ali Jenny Ben Eric Ann

1. How many hours does Ann spend playingtennis each week? hours

2. Who spends the fewest hours playing tennis?

3. Who spends one more hour than Ben playing tennis?

4. How many more hours does Ann spend playing tennis than Jenny? more hours

C Mixed Review

Write true or false.

5. 12 > 5 4 > 2

6. 13 < 4 12 > 14

1

7

Ben

Eric

true true

false false

Problem Solving • Use a GraphJamie’s class made a tally chart and a graph to find out the children’s favorite hobbies.

Our Favorite Hobbies

Computer Games

Hiking

Reading

Music

Use the graph to answer the questions.

1. Which is the favorite hobby in the class?

2. Which is the least favorite hobby?

3. How many children in all like computer games or reading? + =

4. How many children like hiking or music? + =

5. How many more like reading than music? – =

6. How many more like hiking than computer games? – = 5510

538

13310

1385

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Practice PW29

NameLESSON 6.3

Our Favorite Hobbies11109876543210

Computer Hiking Reading MusicGames

hiking

music

Take a SurveyWhich color do your classmates like best? Take a survey and make a graph to find out.1. Ask 10 people which color is their favorite.

Fill in the tally table to show their answers.

Favorite Colors

red Answers will vary. Make sure

green that relationships between

blue survey and graph and graph

yellow and questions make sense.

2. Use the tally table to fill in the graph.

Favorite Colors

0 1 2 3 4 5 6 7 8 9 10

3. How many people like blue best? people

4. Which color do the most people like best?

5. Which color do the fewest people like best?

6. How many people in all like blue and red best? people5

2

NameLESSON 6.4

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PW30 Practice

red

green

blue

yellow

Answers will vary.

yellow

green

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Practice PW31

NameLESSON 6.5

Interpret DataUse the table to fill in the bar graph.

Number ofChildren in the Art Club

Class 2A 14

Class 2B 10

Class 2C 6

Number of Children in the Art Club

Class 2A

Class 2B

Class 2C

0 2 4 6 8 10 12 14

Key: Each stands for 2 children.

1. Which class has the least numberof children in the art club? Class

2. How many children from 2B are in theart club? children

3. How many children from 2A and 2C are in the art club? children

4. What is the difference between the number of children in class 2A and 2B? children4

20

10

2C

16

NameLESSON 6.6

Use Pictographs

Children Who Ridethe Bus to School

Room 201

Room 202

Room 203

Use the tally table to fill in the pictograph.

Draw 1 for every 2 children.

Children Who Ride the Bus to School

Room 201

Room 202

Room 203

Key: Each stands for 2 children.

Use the pictograph to answer the questions.

1. How many children in Room 203 ride the bus? children

2. Which room has the fewest children who ride the bus?

3. How many more children in Room 202ride the bus than in Room 203? more children

4. How many children in Rooms 201 and202 ride the bus? children18

6

4©

Har

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PW32 Practice

Room 203

Pennies, Nickels, and Dimes

C VocabularyWrite the value.

1.

1 penny = ¢ 1 nickel = ¢ 1 dime = ¢

Count on to find the total amount.

2.

¢, ¢, ¢, ¢, ¢, ¢ ¢

3.

¢, ¢, ¢, ¢, ¢, ¢ ¢

4.

¢, ¢, ¢, ¢, ¢, ¢ ¢

CMixed ReviewComplete.

5. 12, , 18, 21 25, 30, , 40

6. , 50, 60, 70 32, , 36, 383440

3515

51515040302010

31313025201510

41414035302010

1051

NameLESSON 6.1

NameLESSON 7.1

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Practice PW33

or or or

Quarters and Half-DollarsCount on to find the total amount.

1.

¢, ¢, ¢, ¢, ¢, ¢ ¢

2.

¢, ¢, ¢, ¢, ¢, ¢ ¢

3.

¢, ¢, ¢ ¢

4.

¢, ¢, ¢, ¢, ¢ ¢

CMixed ReviewSolve.

5. 4 + 8 = 1 7 + 6 = 1 8 + 7 =

6. 15 – 7 = 1 12 – 7 = 14 – 6 = 858151312

727271706050

76767550

48484746453525

61616055453525

NameLESSON 6.2

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PW34 Practice

NameLESSON 7.2

Count CollectionsDraw and label the coins in order from greatest to least value. Find the total amount.

1.

25¢ 10¢ 10¢ 5¢ ¢

2.

25¢ 5¢ 5¢ 5¢ 1¢ ¢

3.

50¢ 5¢ 1¢ 1¢ 1¢ ¢

CMixed ReviewWrite > or <.

4. 87 > 75 27 < 29 13 > 9

5. 61 < 69 47 > 42 14 > 8

6. 22 > 18 92 < 99 64 < 66

58

41

50

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Practice PW35

NameLESSON 7.3

NameLESSON 7.4

1 Dollar

C Vocabulary

Circle the answer.

1. One dollar = 10 pennies or 100 pennies

Use coins. Show ways to make $1.00. Write how many of each coin.

2. 1 1 1 2 5

3. 1 2

4. 3 2 1

5. 2 5

6. 2 4 1 5

CMixed ReviewWrite even or odd.

17. 17 18 19

18. 26 38 30

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PW36 Practice

Answers will vary.Possible answersinclude:

odd even odd

even even even

Problem Solving • Draw a PictureToys Price

yo-yo 69¢

ring 25¢

ball 93¢

boat 75¢

Use the table to solve the problems.Choose coins to buy each toy.Draw the coins you used. Coin combinations may vary.

1. a boat

2. a ring

3. a ball

4. a yo-yo

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Practice PW37

NameLESSON 7.5

25¢

1¢1¢1¢1¢5¢10¢50¢

50¢ 25¢ 10¢ 5¢ 1¢ 1¢1¢

10¢ 5¢10¢

25¢25¢

Make the Same AmountsUse coins. Show the amount of money in two ways.Draw and label each coin.

1.

65¢

2.

47¢

3.

89¢

C Mixed Review

Solve.

4. 12 – 3 = 9 + 5 = 7 + 7 =

5. 12 – 9 = 16 – 8 = 13 – 13 =

6. 7 + 9 = 9 + 9 = 9 + 8 = 171816083

14149

NameLESSON 6.2

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PW38 Practice

NameLESSON 8.1

25¢

25¢

25¢50¢ 50¢

25¢ 25¢10¢

10¢

10¢ 10¢

10¢

10¢

10¢

10¢

10¢

10¢ 10¢

10¢10¢

10¢

1¢1¢

1¢

1¢1¢

1¢

1¢1¢1¢ 1¢1¢

1¢

5¢

5¢

5¢

10¢

Answers will vary.

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Practice PW39

NameLESSON 8.2

Same Amounts Using Fewest CoinsWrite the amount. Then show the same amount with the fewest coins. Draw and label each coin.

1.

¢

2.

¢

3.

¢75

90

60

50¢

50¢

50¢

10¢

10¢

5¢

25¢

25¢

NameLESSON 8.3

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PW40 Practice

Compare Amounts to PricesWrite the amount.Write the names and prices of foods you could buy.

Answers will vary.

1. ¢

¢ 2. ¢

3. ¢

¢ 4. ¢

5. ¢

¢ 6. ¢

C Mixed Review

Write > or <.

7. 88 98 62 59 27 25>><

97Peanut Butter97

95Bread

79Banana85

83Cheese

58Ice Cream80

65Fruit Bar

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Practice PW41

NameLESSON 8.4

Make Change

Count on from the price to find the change.Start with pennies first. Then use nickels or dimes.

1. You have 55¢. You buy

¢, ¢, ¢

Your change is .


¢, ¢, ¢

Your change is .


¢, ¢, ¢, ¢

Your change is .

C Mixed Review

Solve.

4. 7 + = 15 6 + = 14 6 + = 12

5. 16 – = 8 12 – = 7 14 – = 8

6. 9 + = 15 5 + = 14 9 + = 18996

658

688

13¢

70605958

7¢

504544

12¢

554544

10¢

1¢ 1¢

1¢ 1¢ 1¢

1¢ 1¢

10¢

5¢

43¢

43¢

57¢

NameLESSON 8.5

Problem Solving • Make a List There are 5 coins in Lisa’s bag.None of the coins is greater than 10¢.What coins could there be?Make a list to find out.

dimes nickels pennies total amount

5 0 0 50¢

4 1 0 45¢

3 2 0 40¢

2 3 0 35¢

1 4 0 30¢

0 3 2 17¢0 2 3 13¢0 1 4 9¢0 0 5 5¢

C Mixed Review

Solve.

1. , 10, 11, 12 2. 1, 2, , 4, 5

3. 7, , 9, 10 4. 10, , 12, 13118

39 ©H

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PW42 Practice

Possible answers are given.

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Practice PW43

NameLESSON 9.1

Tell Time to 5 MinutesWrite the time.

2:00

2:15

2:30

2:05

2:20

2:35

2:10

2:25

2:40

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

44, 46, 48, 504.

12, 14, 16, 185.

21, 23, 25, 276.

70, 80, 90, 100

75, 80, 85, 90

9, 12, 15, 18

1.

2.

3.

C Mixed ReviewComplete the pattern.

28, 38, 48, 587. 66, 68, 70, 72

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PW44 Practice

NameLESSON 9.2

Time After the HourDraw the minute hand to show the time.Write the time.

7:05

2:15

4:45

12:15

7:40

2:20

3:30

8:30

7:25

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

5 � 10 � 1510.

11. 9 � 3 � 1210 � 6 � 4

10 � 5 � 15

1.

4.

7. 25 minutes after 720 minutes after 245 minutes after 4

half past 840 minutes after 7quarter past 2

30 minutes after 315 minutes after 122.

5.

8.

3.

6.

9.

5 minutes after 7


16 � 8 � 8

11 � 5 � 6

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Practice PW45

NameLESSON 9.3

Time Before the HourDraw the minute hand to show the time.Write the time.

15, 20, ,30, 352510.

15, 18, 21, 24, 2712.

,40, 50, 60, 7030

6, ,10, 12, 14811.

13.

8:55

5:50

6:40

4:45

1:45

7:55

3:40

12:35

2:45

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

1.

4.

7. quarter to 35 minutes before 8

20 minutes before 7

25 minutes before 1quarter to 210 minutes before 6

20 minutes before 415 minutes before 52.

5.

8.

3.

6.

9.

5 minutes before 9

C Mixed ReviewFill in the pattern.

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PW46 Practice

NameLESSON 9.4

Practice Telling TimeWrite the time.

4:45

3:25

7:45

1:15

8:10

2:30

9:30

11:20

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

1.

2.

3.

5:40 10:05 6:35

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

4.

10:15

8910

11 12

7 6 543

21

C Mixed ReviewWrite > or <.

36 635. 22 12 66 56< > >

NameLESSON 10.1

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Practice PW47

Daily EventsWrite the correct time.Circle A.M. or P.M.

1. eat breakfast

A.M. P.M.3. read before bed

A.M. P.M.

5. have recess

A.M. P.M.

2. go to school

A.M. P.M.4. eat lunch at school

A.M. P.M.

6. go to practice

A.M. P.M.3:45

12:15

8:25

1:30

8:00

7:45

C Mixed Review Complete the pattern.

7. 20, 25, 30, 6, 8, 10, 15, 17, 19,

8. 12, 15, 18, 80, 90, 100, 55, 60, 65, 7011021211235

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

8910

11 12

7 6 543

21

NameLESSON 10.2

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PW48 PracticePW48 Practice

Problem Solving • Use a ModelUse a to help solve the problem.

Write how much time has passed.

8910

11 12

7 6 543

21

1. Sam begins to play tennis at3:30 P.M. He finishes playingat 4:30 P.M. How much timehas passed?

hour

3. Bill takes a nap at 3:15 P.M. Hewakes up at 4:00 P.M. Howmuch time has passed?

minutes

5. Allison begins to read herbook at 4:00 P.M. She finishesthe book at 6:00 P.M. Howmuch time has passed?

hours

7. Andy takes a bath at 7:45 P.M.He gets out of the bath at 8:00P.M. How much time haspassed?

minutes

2. June begins to eat lunch at12:10 P.M. She finishes at12:30 P.M. How much time haspassed?

minutes

4. Sue’s family takes a trip to thebeach. The family leaveshome at 9:15 A.M. They get tothe beach at 12:15 P.M. Howmuch time has passed?

hours

6. Ali delivers newspapers.He begins at 6:30 A.M. Hefinishes at 7:30 A.M. Howmuch time has passed?

hour

8. The children play in the yard.They begin to play at 11:30 A.M.They finish at 2:30 P.M. Howmuch time has passed?

hours3

1

3

20

15

2

45

1

C Mixed Review What number comes between?

9. 69, , 71 33, , 35 29, , 31

10. 3, , 5 89, , 91 79, , 8180904303470

1. At the end of which monthdoes the year end?

3. Which month follows July?

5. How many Saturdays are inthe month of April?

2. What is the third month of theyear?

4. What day is one week beforeSeptember 12?

6. How many days are in themonth of April?

30

September 5

March

four

August

December

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Practice PW49

NameLESSON 0.0

Practice PW49

LESSON 10.3

Use a CalendarUse the calendar to answer the questions.

C Mixed Review Complete the pattern.

7. 15, 20, 25, 24, 26, 28, ,

8. 43, 53, 63, 13, 16, 19, , 252273323030

NameLESSON 10.4

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PW50 Practice

Estimate TimeAbout how long will it take? Circle the reasonable estimate.

PW50 Practice

1.

take out the garbage

5 minutes 5 days

3.

do homework

2 minutes 2 hours

5.

drink a glass of milk

3 minutes 3 months

2.

wash the dishes

30 hours 30 minutes

4.

walk to school

10 days 10 minutes

6.

write a letter

15 minutes 15 weeks


7.14, , 16 19, , 21 29, , 31

8. 89, , 91 40, , 42 66, , 68674190302015

Practice PW51

Time RelationshipsWrite more than, less than, or the same as for each sentence.

2. It takes Pam 30 minutes towalk her dog.

This is 1 hour.

4. Annie plays tennis for 1 hour.

This is 60 minutes.

1. Steve plays ball after schoolevery day for 4 straight days.

This is 1week.

3. Tim goes to summer camp for45 days.

This is 1 month.

5. The soccer game lasted for2 hours.

This is 1 day.less than

more than

less than

the same as

less than


6. 13, , 11 86, , 84 56, , 58

7. 55, , 53 98, , 96 49, , 51509754578512

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Practice PW51

NameLESSON 10.5

Time RelationshipsThere are 60 minutes in 1 hour.

There are 24 hours in 1 day.

There are 7 days in 1 week.

There are 28, 30, or 31 days in 1 month.

There are 12 months in 1 year.

There are about 52 weeks in 1 year.

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NameLESSON 11.1

Add Tens Add.

1. 2.

3. 4.

5. 6.

7. 8.

C Mixed Review

Solve.

9. 8 + 8 = 7 + 4 = + 6 = 13

10. + 7 = 15 3 + 7 = + 6 = 15

11. 9 + = 15 7 + = 14 9 + = 12376

9108

71116

2 2 tens 20+ 4 + 4 tens + 40

6 6 tens 60

7 7 tens 70+ 2 + 2 tens + 20

9 9 tens 90

4 4 tens 40+ 3 + 3 tens + 30

7 7 tens 70

1 1 tens 10+ 4 + 4 tens + 40

5 5 tens 50

5 5 tens 50+ 4 + 4 tens + 40

9 9 tens 90

6 6 tens 60+ 1 + 1 tens + 10

7 7 tens 70

8 8 tens 80+ 0 + 0 tens + 30

8 8 tens 80

5 5 tens 50+ 3 + 3 tens + 30

8 8 tens 80

PW52 Practice

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Count on Tens and OnesCount on to add.

1.

2.

3.

4.

C Mixed Review

What comes next? Write the number.

5. 3, 6, 9, 7, 8, 9, 22, 24, 26,

6. 25, 30, 35, 20, 30, 40, 10, 12, 14, 165040

281012

NameLESSON 11.2

30 75 61 54 18+39 +03 +30 +02 +2069 78 91 56 38

1 44 67 83 02+29 +20 +10 +03 +41

30 64 77 86 43

90 03 54 74 38+03 +18 +30 +02 +10

93 21 84 76 48

32 21 36 55 67+59 +03 +20 +10 +02

61 24 56 65 69

Practice PW53

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PW54 Practice

NameLESSON 11.3

Model Adding 1-Digit to 2-DigitsUse Workmat 3 and .

1.

16 + 7 Yes No tens ones

2.

34 + 7 Yes No tens one

3.


4.


5.


C Mixed Review

Solve.

6. 13 – 7 = 10 – 10 = 14 – 7 =

7. 15 – 8 = 16 – 8 = 12 – 5 = 787

706

34

86

05

14

32

Show.Add the ones. Are there10 or more ones? If so,

regroup 10 ones as 1 ten.

Write how many tens and ones.

NameLESSON 11.4

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Practice PW55

Model 2-Digit AdditionUse Workmat 3 and .

1.

Yes No

2.

Yes No

3.

Yes No

4.

Yes No

5.

Yes No

C Mixed Review

Solve.

6. 10 – 2 = 11 – 7 = 15 – 8 =

7. 7 + 7 = 6 + 8 = 9 + 4 = 131414

748

tens ones

tens one

tens ones

tens ones

tens ones69

28

99

15

34

Checkchildren’s

models.

27 + 16

35 + 16

44 + 55

57 + 25

62 + 34

Show.Add the ones. Are there10 or more ones? If so,

regroup 10 ones as 1 ten.

Write how many tens and ones.

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PW56 Practice

NameLESSON 11.5

Problem Solving • Make a ModelUse Workmat 3 and .Add. Regroup if you need to.Write the sum.

1. The sports store sold 13 mitts lastweek and 17 mitts this week. Howmany mitts were sold?

mitts

2. There are 20 baseball bats for saleon the shelf. There are 19 bats in theback room. How many bats are forsale in all?

bats

3. One box holds 18 baseballs.Another box holds 23 baseballs.How many baseballs are there in all?

baseballs

4. 19 children buy baseball caps onMonday. 16 children buy caps onTuesday. How many caps were soldin all?

caps35

41

39

30

tens ones

1 3+1 7

3 0

tens ones

2 0+1 9

3 9

tens ones

1 8+2 3

4 1

tens ones

1 9+1 6

3 5

1

1

1

NameLESSON 12.1

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Practice PW57

Add 2-Digit NumbersUse Workmat 3 and .Add. Regroup if you need to.

C Mixed Review

Write the number.

13. 5 tens 5 ones � 3 tens 7 ones �

14. 6 tens 3 ones � 4 tens 5 ones � 45633755

1. 2. 3. 4.

5. 6. 7. 8.

9. 10. 11. 12.

1

Tens Ones

5 1

+ 9

6 0

1

Tens Ones

4 4

+ 8

5 2

1

Tens Ones

1 1

+4 9

6 0

1

Tens Ones

3 5

+1 9

5 4

1

Tens Ones

1 5

+ 8

2 3

1

Tens Ones

1 4

+2 9

4 3

1

Tens Ones

3 8

+ 6

4 4

1

Tens Ones

6 1

+ 9

7 0

1

Tens Ones

2 7

+ 9

3 6

1

Tens Ones

7 7

+ 7

8 4

1

Tens Ones

4 9

+4 1

9 0

Tens Ones

2 3

+3 4

5 7

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NameLESSON 12.2

More 2-Digit AdditionUse Workmat 3 and .Add. Regroup if you need to.

1. 2. 3. 4.

5. 6. 7. 8.

9. 10. 11. 12.

1

Tens Ones

2 8

+4 5

7 3

1

Tens Ones

3 5

+2 6

6 1

1

Tens Ones

7 5

+1 6

9 1

1

Tens Ones

1 4

+3 6

5 0

1

Tens Ones

6 7

+1 9

8 6

1

Tens Ones

4 2

+1 9

6 1

1

Tens Ones

5 7

+3 8

9 5

1

Tens Ones

4 6

+2 5

7 1

1

Tens Ones

4 4

+1 7

6 1

1

Tens Ones

2 6

+2 6

5 2

Tens Ones

5 7

+2 2

7 9

1

Tens Ones

5 9

+1 8

7 7

PW58 Practice

C Mixed Review

Solve.

13. 3+ 9

12

6+ 4

10

7+ 7

14

9+ 8

17

7+ 6

13

4+ 8

12

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Practice PW59

NameLESSON 12.3

Rewrite 2-Digit AdditionRewrite the numbers in each problem.Then add.

1. 2. 3. 4.

5. 6. 7. 8.

9. 10. 11. 12.

1

Tens Ones

5 3

+1 8

7 1

1

Tens Ones

3 8+2 9

6 7

1

Tens Ones

1 7+ 7

2 4

Tens Ones

2 6+1 3

3 9

Tens Ones

4 4+4 4

8 8

Tens Ones

6 6+1 3

7 9

53 + 18 17 + 7 38 + 29

44 + 44 37 + 53

26 + 13

1

Tens Ones

4 6+4 4

9 0

Tens Ones

8 1+1 2

9 3

1

Tens Ones

5 7+ 8

6 5

1

Tens Ones

5 9+1 9

7 8

1

Tens Ones

2 3+3 9

6 2

1

Tens Ones

3 7+5 3

9 0

C Mixed Review

Solve.

13. 14� 5

9

13� 7

6

10� 3

7

16� 7

9

15� 9

6

23 + 39 66 + 13

59 + 19 57 + 8 81 + 12 46 + 44

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PW60 Practice

Problem Solving • Estimate SumsUse the number line to round. Show your addition problem.

NameLESSON 12.4

20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

1. Lou has 27 apples. Bobby gives him22 apples. About how many applesdoes Lou have?

apples50

2. Brenda has 33 oranges. Sally givesher 39 oranges. About how manyoranges does Brenda have?

oranges70

3. Steve has 26 peaches. Jill gives him34 peaches. About how manypeaches does Steve have?

peaches60

4. Emma has 21 pears. She buys 38more pears. About how many pearsdoes Emma have?

pears60

30�40

70

30 � 20

50

30�30

60

20�40

60

Estimate

NameLESSON 13.1

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Practice PW61

More 2-Digit AdditionAdd.

1.

2.

3.

1

tens ones tens ones tens ones tens ones

5 3

+2 7

8 0

1

3 5

+3 6

7 1

7 2

+2 6

9 8

1

4 3

+1 9

6 2

1

6 5

+1 7

8 2

1

1 4

+ 2 7

4 1

1

2 5

+1 5

4 0

6 1

+3 5

9 6

1

2 8

+2 7

5 5

1

3 6

+4 5

8 1

1

2 8

+3 2

6 0

1

1 8

+1 5

3 3


4. 2 � 7 � 7 � 1 � 4 � 3 �

5. 52 � 3 � 36 � 2 � 61 � 8 � 693855

789



22 � 35 =

� =

� =

� = 57750752503020

17 � 56 =

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NameLESSON 13.2

1.

Use Mental Math to Find SumsUse mental math to add.

PW62 Practice


7. 17 � 5 � 42 � 6 � 6 � 22 �

8. 55 � 3 � 27 � 2 � 18 � 4 � 142552

284822

2.

4.3.

5. 6.

73Think.

57

51 � 20 =

� =

� =

� = 71170101702050

Think.

71 48 � 47 =

� =

� =

� = 9515801578804040

Think.

95

32 � 48 =

� =

� =

� = 8010701082704030

Think.

80 57 � 41 =

� =

� =

� = 98890817904050

Think.

98

Think.Add the tens. 10 � 50 = 60

Then add the ones. 7 � 6 = 13Add the tens and ones.

60 � 13 = 73

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Practice PW63

NameLESSON 13.3

1.

2.

3.

4. 19+ 1130

63+ 0871

56+ 2884

18+ 2240

75+ 1893

17+ 3653

43+ 1962

26+ 4672

35+ 1449

56+ 0460

47+ 1764

65+ 3297

16+ 4662

39+ 4685

22+ 1032

71+ 1990

57+ 2885

49+ 12

61

12+ 1527

25+ 18

43

Practice Adding 2-Digit NumbersLook at the tens. In each row, circle in red the problem that will havethe greatest sum. In each row, circle in blue the problem that willhave the least sum. Then add.

C Mixed Review

Solve.

5. 51+ 556

60+ 767

24+ 327

48+ 149

11 1 1

1 1 1

1 1 1

1 1 1

1

1 1

blue

blue

red

red

blue

blue

red

red

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PW64 Practice

Problem Solving • Make and Use a GraphThe second grade class decided to plant flowers around the school.

1. Complete the graph to showhow many children plantedeach kind of flower.

NameLESSON 13.4

children262. How many children in allplanted pansies and daisies?

3. How many children in allplanted roses and tulips?

4. How many children in allplanted flowers?

Use the graph to answer the questions.

children33

children59

�

roses

pansies

tulips

daisies

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Flowers

NameLESSON 14.1

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Practice PW65

Subtract TensSubtract.


09. 7 � 4 � 7 � 2 � 9� 5 �

10. 6 � 3 � 12� 7 � 10� 6 �

11. 8 � 4 � 5� 2 � 4 � 1 � 5712453453

1.

3.

5.

7.

2.

4.

6.

8.

5� 4

1

5 tens� 4 tens

1 ten

50� 40

10

6� 3

3

6 tens� 3 tens

3 tens

60� 30

30

9� 5

4

9 tens� 5 tens

4 tens

90� 50

40

7� 3

4

7 tens� 3 tens

4 tens

70� 30

40

8� 2

6

8 tens� 2 tens

6 tens

80� 20

60

4� 1

3

4 tens� 1 tens

3 tens

40� 10

30

3� 3

0

3 tens� 3 tens

0 tens

30� 30

0

2� 0

2

2 tens� 0 tens

2 tens

20� 0

20

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NameLESSON 14.2

PW66 Practice


5. 15� 10 � 12� 8 � 16 � 13 �

6. 11� 7 � 12� 6 � 15� 8 �

7. 17� 5 � 15�13 � 14�11 �

8. 16� 9 � 14� 7 � 13�10 � 377

3212

764

345

Mental Math: Count Back Tens and OnesCircle the problems you would solve by countingback by tens. Then subtract.

1.

2.

3.

4. 87� 5

82

42� 10

32

78� 30

48

35� 2

33

59� 10

49

18� 3

15

44� 20

24

36� 6

30

99� 4

95

89� 70

19

65� 30

35

48� 3

45

22� 10

12

77� 5

72

52� 40

12

66� 20

46

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Practice PW67

NameLESSON 14.3

Regroup Tens as OnesUse Workmat 3 and .

C Mixed Review

Solve.

6. 7� 6 � 9� 2 � 8� 6 �

7. 8� 8 � 4� 8 � 9� 5 �

8. 5� 7 � 11� 5 � 3� 7 � 101612

141216

141113

Subtract. Do you need toregroup?

Subtract. Write howmany are left.

1. 24 � 8 � Yes No tens ones6116





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PW68 Practice

Model 2-Digit SubtractionUse Workmat 3 and .

NameLESSON 14.4


7. 12� 7 � 16� 7 � 15� 7 �

8. 13� 5 � 17� 9 � 14� 7 �

9. 11� 9 � 10� 3 � 13� 9 � 472

788

895

Subtract. Do you need toregroup?

Write how manyare left.

1. 36 � 8 � Yes No 2828

2. 54 � 26 � Yes No 2828

3. 75 � 44 � Yes No 3131

4. 63 � 28 � Yes No 3535

5. 33 � 15 � Yes No 1818

6. 47 � 18 � Yes No 2929

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Practice PW69

NameLESSON 14.5

Practice Modeling 2-Digit SubtractionUse Workmat 3 and .Find the difference.

Tens Ones

5 0

� 1 9

3 1

Tens Ones

3 3

� 1 8

1 5

Tens Ones

2 5

� 1 7

8

Tens Ones

4 8

� 2 5

2 3


13. 36 �4 � 19 �2 � 6 �42 �

14. 5 �30 � 46 �6 � 75 �6 � 815235

482140

1. 2. 3. 4.4 10 1 15 2 13

Tens Ones

3 5

� 2 5

1 0

Tens Ones

5 6

� 2 8

2 8

Tens Ones

1 9

� 1 3

6

Tens Ones

4 4

� 2 8

1 6

5. 6. 7. 8.3 14 4 16

Tens Ones

4 2

� 3 4

8

Tens Ones

2 7

� 1 8

9

Tens Ones

5 6

� 3 6

2 0

Tens Ones

3 7

� 2 2

1 5

9. 10. 11. 12.3 12 1 17

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PW70 Practice

NameLESSON 15.1

Subtract 2-Digit NumbersCircle the problems in which you need to regroup.Subtract. Regroup if you need to.

C Mixed Review

About how much time will it take? Circle your answer.

4. to snap your fingers second minute hour

5. to take a deep breath second minute hour

6. to watch a movie second minute hour

7. to wash your hands second minute hour

1.

2.

3.

3

4 5� 2 8

1 7

8

9 4� 2 8

6 6

5

6 5� 4 7

1 8

tens ones

5 9� 1 9

4 0

6

7 7� 1 9

5 8

7

8 3� 2 8

5 5

4

5 0� 2 5

2 5

7

8 7� 1 8

6 9

8

9 5� 3 7

5 8

4

5 1� 3 2

1 9

3

4 0� 1 3

2 7

5 3� 2 0

3 3

15 1415

17 10 13

11 15 17 10

tens ones tens ones tens ones

tens onestens ones tens ones tens ones


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Practice PW71

NameLESSON 15.2

Rewrite 2-Digit SubtractionRewrite the numbers in each problem. Then subtract.1.

2.

3.

5

6 1

� 3 7

2 4

3

4 0� 2 9

1 1

8

9 5� 4 8

4 7

7 7� 7 1

6

5

6 4� 2 7

3 7

5

6 2� 3 3

2 9

7

8 2� 3 4

4 8

6

tens ones

7 1� 6 9

2

7

8 6� 8

7 8

5

6 3� 3 7

2 6

2

3 3� 1 5

1 8

6 2� 2 2

4 0

11 1015

14 13 12

13 16 11 12

61 � 37

62 � 33

95 � 48 40 � 29

64 � 27 62 � 22 33 � 15

77 � 71

63 � 37 86 � 8 71 � 69 82 � 34

C Mixed Review

Complete the pattern.

4. 30, 40, 50, 60, 8, 10, 12, 14,

5. 12, 15, 18, 21, 60, 70, 80, 90, 100241670




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PW72 Practice

NameLESSON 15.3

C Mixed Review

Write the amount.

20.

� 69¢

More 2-Digit SubtractionsCircle the problems in which you need to regroup.Then subtract.

01. 2. 3. 4.

05. 6. 7. 8. 9.

10. 11. 12. 13. 14.

15. 16. 17. 18. 19.74� 56

18

43� 16

27

61� 37

24

94� 45

49

66� 49

17

82� 65

17

54� 43

11

45� 27

18

97� 29

68

78� 59

19

82� 54

28

51� 32

19

45� 28

17

67� 29

38

50� 19

31

48� 25

23

56� 28

28

33� 18

15

80� 75

5

Regroup ifyou need to.

2 13 4 16 4 10

5 17 3 15 4 11 7 12 6 18

8 17 3 15 7 12 5 16

8 14 5 11 3 13 6 14 7 10

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Practice PW73

NameLESSON 15.4

C Mixed ReviewSubtract.

05. 50 � 15 � 0 35 � 10 � 0 55 � 25 �

06. 40 � 20 � 0 30 � 5 � 60 � 30� 302520

302535

Problem Solving • Estimate DifferencesEstimate by rounding. Then solve.

estimate1. Kim is reading a magazine. Themagazine has 57 pages. She hasread 38 pages. How many pagesdoes Kim have left?

pages

2. Jim is reading a book. The book has52 pages. Jim has read 37 pages.How many pages does Jim have left?

pages

3. Kiki is reading a newspaper. Thenewspaper has 59 pages. Kiki hasread 37 pages. How many pagesdoes Kiki have left?

pages

4. There are 42 pages in a book. 29pages do not have pictures. Howmany pages have pictures?

pages13

22

15

19

solve

60� 40

20

57� 38

19

50� 40

10

52� 37

15

60� 40

20

59� 37

22

40� 30

10

42� 29

13

30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

4 17

4 12

3 12

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PW74 Practice

NameLESSON 15.5

Use Addition to Check SubtractionSubtract.Add to check.


13. 46 62 94 87 21 12

14. 43 52 73 75 89 99

15. 35 25 76 69 50 49>>>

<<<

>><

1. 2. 3.

4. 5. 6.

7. 8. 9.

10. 11. 12.

56� 11

45

45+ 11

56

34� 16

18

18� 16

34

19� 11

8

8� 11

19

78� 29

49

49� 29

78

94� 57

37

37� 57

94

47� 16

31

31� 16

47

41� 17

24

24� 17

41

37� 15

22

22� 15

37

85� 48

37

37� 48

85

99� 27

72

72� 27

99

85� 76

9

9� 76

85

51� 24

27

27� 24

51

2 14 1

6 18 1 8 14 1

3 11 1 7 15 1

NameLESSON 16.1

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Practice PW75

Use Mental Math to Find DifferencesUse what you learned to find the differences.

Try subtracting these numbers in your head.

38� 19

19

54� 29

25

24� 17

7

47� 29

18

64� 17

47

93� 78

15

42� 7

35

75� 29

46

03. 04. 05. 06.

07. 08. 09. 10.

Add the same number to both numbers Subtract

So,

So,

46� 18

28

74� 39

35

38� 19

38� 19

46 � 4 �2 48

18 � 4 �2 20

74 � 1 � 75

39 � 4 �1 40

20

48

28

40

75

35

1

1.

2.

46� 18

?

74� 39

?

Add more to make 18 a ten

C Mixed Review

11. How many tens are in 98?

12. How many ones are in 83?

13. How many tens are in 13?

14. How many ones are in 30? 0139

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NameLESSON 16.2

Practice Subtracting 2-Digit NumbersSubtract. Then use the code to read the message.

PW76 Practice

C Mixed Review Answers will vary.

Make these amounts, using the fewest coins. Draw the coins.1. 34¢ 2. 68¢ 3. 81¢

11 = a12 = b13 = c14 = d15 = e

16 = f17 = g18 = h19 = i10 = j

11 = k12 = l13 = m14 = n15 = o

16 = p17 = q18 = r19 = s20 = t

21 = u22 = v23 = w24 = x25 = y26 = z

I a

12� 3

9

10� 9

1

63� 50

13m

45� 20

25y

36� 18

18r

25� 20

5e

43� 21

22v

36� 32

4d

30� 15

15o

20� 515o

18� 11

7g

42� 34

8h

55� 35

20t

10� 9

1a

43� 30

13m

a

20� 19

1

40� 20

20t

1¢1¢1¢1¢1¢

1¢ 1¢ 1¢

10¢

5¢ 5¢5¢

25¢25¢

50¢

50¢

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Practice PW77

NameLESSON 16.3

Add and Subtract MoneyCircle the + or –. Then solve.

Remember: Use a cent signto add and subtract money.


5. 8 � 7 � 7 � 8 � 15 � 8 �

6. 15 � 7 � 7 � 6 � 6 � 7 �

7. 13 � 6 � 13 � 7 � 9 � 7 �

8. 7 � 9 � 16 � 7 � 16 � 9 � 7916

1667

13138

71515

95¢� 32¢

63¢

1.

2.

3.

4.

52¢� 27¢

79¢

67¢� 8¢

59¢

78¢� 59¢

19¢

86¢� 18¢

68¢

75¢� 24¢

99¢

25¢� 36¢

61¢

94¢� 48¢

46¢

46¢� 24¢

70¢

50¢� 38¢

88¢

74¢� 12¢

62¢

52¢� 49¢

3¢

89¢� 15¢

74¢

44¢� 37¢

81¢

62¢� 59¢

3¢

22¢� 77¢

99¢

5 17 6 18

7 16 8 141

1 4 12

1. How much money would youneed to buy a ball and awhistle?

+

724230

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PW78 Practice

NameLESSON 16.4

Problem Solving • Choose the OperationAdd or subtract. Write the sum or difference.

2. You have 75¢. You buy a pencil. How much money doyou have left?

3. You have 94¢. You buy a jet. How much money doyou have left?

6. You have 64¢. You buy a bagof popcorn. How muchpopcorn money do you haveleft?

4. How much money would youneed to buy a balloon and adrum?

5. How much money would youneed to buy a book andbrushes?

¢

�986335

You have

�194564

You have

�274875

You have

�98594

�842955

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

30¢

42¢

48¢

35¢

85¢

55¢

29¢

45¢

63¢

Identify Plane Shapes1. Draw 5 rectangles.

Color them orange

2. Draw 3 circles.Color them blue.

3. Draw 4 ovals.Color them yellow.

4. Draw 1 triangle.Color it red.

5. Draw 2 squares.Color them green.

6. Draw 3 circles.Color them yellow.

7. Draw 5 squares.Color them red.

8. Draw 4 rectangles.Color them green.

9. Draw 1 oval.Color it blue.

10. Draw 2 triangles.Color them orange.

C Mixed Review

Solve.

11. 43 – 5 = 33 – 5 = 18 – 5 =

12. 27 – 5 = 41 – 5 = 94 – 5 =

13. 45 – 5 = 64 – 5 = 70 – 5 = 655940893622132838

NameLESSON 17.1

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Practice PW79

Check children’s drawings.

NameLESSON 17.2

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Sides and Corners

Draw the Shape.

1.

6 sides 6 corners

3.

3 sides 3 corners

2.

4 sides 4 cornersAll 4 sides are the same length.

4.

4 sides 4 corners2 sides are long.2 sides are short.

Check children’s work.

C Mixed Review

Solve.

5.

6.

7. 36+ 18

54

38+ 14

52

50+ 17

67

25+ 50

75

43– 14

29

20– 9

11

32– 12

20

45– 5

40

38+ 16

54

26+ 20

46

46+ 9

55

37+ 10

47

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Practice PW81

NameLESSON 0.0

Practice PW81

LESSON 17.3

Congruence and SymmetryDraw a line of symmetry.The two parts will be congruent.

1.

3.

2.

4.

C Mixed Review

5. 22 + 13 = 14 + 14 = 10 + 12 =

6. 30 – 15 = 26 – 10 = 20 – 12 =

7. 13 + 20 = 16 + 4 = 33 + 6 =

8. 24 – 12 = 35 – 15 = 40 – 25 = 152012

392033

81615

222835

Lines may vary.

NameLESSON 17.4

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PW82 Practice

Combine and Separate ShapesDraw a line or lines to separate the shape.

PW82 Practice

Answers will vary.

1.

3 triangles

3.

2 triangles

5.

4 triangles

2.

4 triangles

4.

4 squares

6.

2 triangles

C Mixed Review

Solve.

7. 16 + 5 = 37 + 3 = 18 + 7 =

8. 14 + 6 = 49 + 6 = 36 + 6 = 425520

254021

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Practice PW83

NameLESSON 17.5

Practice PW83

Moving ShapesUse .Move the the same way as shown in the picture.Circle flip or turn to tell how you moved it.

1.

flip turn

3.

flip turn

5.

flip turn

2.

flip turn

4.

flip turn

6.

flip turn

C Mixed Review

7. 29 + 11 = 36 + 22 = 73 + 23 =

8. 43 + 37 = 18 + 12 = 65 + 24 = 893080

965840

Name LESSON 17.6

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More About Moving Shapes

turn flip slide

Write the word that names the move.1.

4.

7.

2.

5.

8.

3.

6.

9.

slide flip turn

flip turn slide

turn flip slide

NameLESSON 18.1

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Practice PW85

Identify Solid Figures

C Mixed Review

Write >, <, or = in the circle.1

7. 44 < 54 82 > 28 21 = 21

8. 77 = 77 29 < 92 41 > 14

9. 10 > 7 33 > 31 19 = 19

Color the figures that are the same shape. Check children’s coloring.

1.0 02. 0

3. 04.

5.0 06. 0

rectangular sphere cones cylinders cubes pyramidsprisms

5.0

0

6.

1.0 02.

0

3. 04.

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NameLESSON 18.2

Make Plane ShapesLook a the plane shapes on the solid figure.Circle the solid figure you can use to trace the plane shapes.

PW86 Practice

C Mixed Review

27� 8

19

54� 9

45

51� 7

44

32� 6

26

37� 8

29

63� 8

55

44� 5

39

24� 4

20

95� 7

88

86� 8

78

117 4 14 2 17 2 12 4 11

5 13 3 14 7 16 8 15

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Practice PW87

NameLESSON 18.3

Sort Solid FiguresComplete the chart. Write how many.

C Mixed ReviewHow much money is:

5. 4 5 = 6. 3 3 =

7. 3 3 = 8. 1 6 = 40¢18¢

78¢45¢

Solid figure Number of Number of Number of faces edges corners

1.

2.

3.

4.

rectangular faces edges corners

pyramid faces edges corners

cubefaces edges corners

spherefaces edges corners000

8126

585

8126prism

1.

Estimate: cubes

Count: cubes8

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PW88 Practice

NameLESSON 18.4

Problem Solving • Make a Model

Estimate the number of . Then build the model.

Write how many you used. Estimates will vary.

2.

Estimate: cubes

Count: cubes12

4.

Estimate: cubes

Count: cubes7

6.

Estimate: cubes

Count: cubes9

3.

Estimate: cubes

Count: cubes15

5.

Estimate: cubes

Count: cubes15


5. 7 � 2 � 8 � 3 � 8 � 4 � 0

6. 12 �5 � 13 � 6 � 15 � 6 � 977

4119

NameLESSON 19.1

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Practice PW89

Nonstandard UnitsAbout how many small clips long is the feather? Predict. Then measure with a small clip to check.

1. 0 0 0

2.

3. 0

4. 0 0 0

Predict: about small clips

Check: about small clips4







Predictions will vary.

01. crayon

03. pencil

05. scissors

07. stapler

02. book

04. tape

06. marker

08. sheet of paper

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NameLESSON 19.2

Measure to the Nearest Inch.Work with a partner.Use an inch ruler to measure. Answers will vary.

PW90 Practice

C Mixed Review

Solve.

09. 65¢�23¢ � 64¢�25¢ � 71¢�12¢ �

10. 55¢�31¢ � 43¢�27¢ � 84¢�17¢ � 67¢16¢24¢

59¢39¢42¢

about___________ inches








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Practice PW91

NameLESSON 19.3

Inches and FeetAbout how long or high is the real object?Circle the closer estimate.


09. 25 � 7 � 35 � 8 � 47 � 6 � 0

10. 85 � 6 � 9 � 16 � 72 � 9 �

11. 44 � 8 � 56 � 9 � 61 � 7 �

12. 57 � 9 � 31 � 4 � 26 � 5 �

3279

52

2725

65

48 27

4163

68

31

01.

03.

05.

07.

02.

04.

06.

08.

about 8 inches

about 8 feet

about 9 inches

about 9 feet

about 3 inches

about 3 feet

about 4 inches

about 4 feet

about 5 inches

about 5 feet

about 10 inches

about 10 feet

about 1 inch

about 1 foot

about 4 inches

about 4 feet

©H

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PW92 Practice

NameLESSON 19.4

Centimeters and MetersWhich unit would you use to measure the real object?Circle the better unit of measure.

01.

03.

05.

07.

02.

04.

06.

08.

centimeters

meters

centimeters

meters

centimeters

meters

centimeters

meters

centimeters

meters

centimeters

meters

centimeters

meters

centimeters

meters

C Mixed Review

Solve.

09. 14¢ � 5¢ � 12¢ � 5¢ � 4¢ � 9¢ �

10. 8¢ � 7¢ � 9¢ � 6¢ � 8¢ � 8¢ �

11. 13¢ � 6¢ � 6¢ � 5¢ � 17¢ � 5¢ � 12¢11¢7¢

16¢3¢15¢

13¢7¢9¢

©H

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Practice PW93

NameLESSON 19.5

PerimeterMeasure each side. Write how many centimeters.Add to find the perimeter.


5. 43 � 9� 37 � 28 � 62 � 49 � 0

6. 72 � 15 � 42 � 8 � 53 � 7 �

7. 64 � 37� 51 � 14 � 85 � 17 � 683727

463457

13934

1. 0

2. 0

3.

4. 0

� � � � centimeters82222


� � � centimeters15366


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PW94 Practice

NameLESSON 19.6

Problem Solving • Make Reasonable EstimatesAbout how long is the straw?Circle the most reasonable estimate.

about 3 inches about 6 inches about 12 inches


about 1 inch about 2 inches about 6 inches



1 inch

01.0

02.0

03.0

04.0

05.0

1 inch

1 inch

1 inch

1 inch


09. 4 � 9 � 8 � 4 � 7 � 6 � 0

10. 14 �8 � 5 � 9 � 11 � 7 � 4146

13413

NameLESSON 20.1

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Practice PW95

Cups, Pints, and QuartsAbout how much does the container hold?Circle the reasonable estimate.

01.

03.

05.

07.

02.

04.

06.

08.

about 2 cups

about 16 cups

about 30 pints

about 6 pints

about 60 cups

about 8 cups

about 12 cups

about 50 cups

about 40 quarts

about 4 quarts

about 4 pints

about 10 pints

about 4 cups

about 40 cups

about 50 quarts

about 6 quarts

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NameLESSON 20.2

PW96 Practice

C Mixed Review

Solve.

09. 76¢ � 27¢ � 53¢ � 39¢ �

10. 84¢ � 11¢ � 62¢ � 45¢ � 17¢95¢92¢49¢

LitersAbout how much does the container hold?Circle the more reasonable estimate.

01.

03.

05.

07.

02.

04.

06.

08.

about 35 liters

about 1 liter

about 40 liters

about 2 liters

about 25 liters

about 3 liters

about 3 liters

about 30 liters

about 4 liters

about 40 liters

about 2 liters

about 12 liters

about 20 liters

about 2 liters

about 30 liters

about 3 liters

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Practice PW97

NameLESSON 20.3

Ounces and PoundsEstimate how much the real object weighs.

01. 02. 03.

04. 05. 06.

about 12 pounds

about 12 ounces

about 10 pounds

about 10 ounces

C Mixed Review

Write true or false.

7. 61¢ � 83¢ � 7¢ � 70¢ �

8. 94¢ � 37¢ � 79¢ � 96¢ �

9. 81¢ � 80¢ � 58¢ � 63¢ � falsetrue

truefalse

falsefalse

about 6 pounds

about 6 ounces

about 1 pound

about 1 ounce

about 2 pounds

about 2 ounces

about 20 pounds

about 2 ounces

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PW98 Practice

NameLESSON 20.4

Grams and KilogramsWhich unit would you use to measure the mass?Circle that unit of measure.

C Mixed Review

Solve.

7. 61 � 52 � 73 � 36 � 85 � 38 �

8. 54 � 18 � 64 � 25 � 90 � 69 �

9. 92� 81 � 47 � 19 � 32 � 27 � 5281121393647379

1. 02.

3. 04.

05. 06.

kilograms

centimeters

grams

kilograms

centimeters

grams

grams

kilograms

liters

meters

centimeters

kilograms

grams

centimeters

liters

grams

liters

kilograms

©H

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Practice PW99

NameLESSON 20.5

TemperatureRead the temperature. Use a red crayon to color the thermometer to show the temperature.


7. 83 � 64� 91 � 43 � 80 � 58 � 0

8. 18 � 15 � 54 � 38 � 27 � 46�

9. 75 � 37� 61 � 16 � 52 � 38 � 144538

739233

224819

06.05. 0

1. 75° F 02.0 50° F 03.0 85° F 04.0 35° F

° F25 ° F90

Read the thermometer. Write the temperature.

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

©H

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PW100 Practice

NameLESSON 20.6

Problem Solving • Choose a Measuring Tool

Write the name of the tool you would use.

1. to find out how much milk isin a glass.

02. to find out the temperatureoutside the classroom.

3. to find out how long thebookshelf is.

04. to find out which watermelonis heavier.

thermometer

–10

10

20

30

40

50

60

70

80

90

100

0

Fahrenheit

°F

12

34

56

inches

scaleruler

cup

scale cup rulerthermometer


06. 60 � 34 � 44 � 52 � 0 61 � 23 �0

07. 13 � 73 � 40 � 18 � 25 � 31 �

NameLESSON 21.1

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Practice PW101

94

86

96

58 56

0tens10

ones100

Write how many hundreds, tens, and ones.

02.

03.

04.

05.

hundreds

tens

ones400

404

hundreds

tens

ones500505

hundreds

tens

ones700707

hundreds

tens

ones900909

84

HundredsC Vocabulary

Write the number.

1. One hundred �

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NameLESSON 21.2

PW102 Practice

Hundreds, Tens, and OnesWrite how many hundreds, tens, and ones. Then write the number.


5. 72 � 51 � 053 � 42 � 066 � 50 � 0

6. 12 � 9 � 015 �7 � 18 � 6 �

7. 57 � 24 � 89 � 15 � 64 � 33 �

21

21

11

22 24

16

1.

2.

3.

4.

379

231

153

426

33 74 31

hundreds tens ones

4 2 6

hundreds tens ones

1 5 3

hundreds tens ones

3 7 9

hundreds tens ones

2 3 1

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Practice PW103

NameLESSON 21.3

Place ValueCircle the value of the underlined digit.

C Mixed ReviewWrite the missing number.

14. , 52, 53 17, , 19 63, , 65

15. 34, 35, 97, , 99 , 84, 850839836

641851

1. 364 02. 7010 3. 259

4. 548 05. 463 06. 172

7. 607 08. 914 09. 830

600 60 6 700 70 7 900 90 9

800 80 8 600 60 6 700 70 7

600 60 6 400 40 4 800 80 8

Circle the reasonable estimate.

10. Lee has teddy bears.

900 90 9

11. Paul and his mother checkedbooks out of the library.

1,000 10 1

12. The farmer harvested ears of corn from the field.

200 20 2

13. There are desks inthe classroom.

300 30 3,000

1. one hundred seventy-four 02. eight hundred five

3. five hundred twenty-eight 04. two hundred sixty-seven

0

5. five hundred thirty-six 06. nine hundred two

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PW104 Practice

NameLESSON 21.4

Read and Write NumbersRead the number.Write it in different ways.

C Mixed Review

Write > or <.

7. 46 21 136 145 83 96

8. 36 45 71 52 19 14>><

<<>

� �

174

470100

Hundreds Tens Ones

1 7 4

� �

80550800

Hundreds Tens Ones

8 0 5

� �

528820500

Hundreds Tens Ones

5 2 8� �

267760200

Hundreds Tens Ones

2 6 7

� �

536630500

Hundreds Tens Ones

5 3 6� �

90220900

Hundreds Tens Ones

9 0 2

1. Which state has a number of pairs of bald eagles made up of 2 hundreds, 9 tens, and 1 one?

2. How many pairs of bald eagles are in Washington?

3. Which state has 143 pairs of bald eagles?

4. How many pairs of bald eagles are in Ohio?

5. Which state has 900 + 80 + 0 pairs of bald eagles?

6. Which state has 630 pairs of bald eagles?

7. How many pairs of eagles are in Michigan?

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Practice PW105

NameLESSON 21.5

Problem Solving • Use a TableThis table tells the numberof pairs of bald eagles insome states.

Use the table to answerthe questions.

State Number of PairsCalifornia 143

Florida 980

Michigan 291

Ohio 47

Washington 630

Michigan

630

California

47

Florida

Washington

291

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PW106 Practice


08. 23 � 62 � 35 � 55 � 14 � 71 � 0

9. 19 �47 � 77 �17 � 82 �11 �

10. 69 � 30 � 77 � 41 � 61 � 18 �

NameLESSON 22.1

100 Less, 100 More

Use to compare.Write the numbers that are 100 less and 100 more.

8566

909436

93

01.

02.

03.

04.

05.

06.

07.

99

85

43

100 Less Number 100 More

729

568

331

618

991

844

404204

644

791

418

131

368

529 629

468

231

518

891

744

304

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Practice PW107

NameLESSON 22.2

Compare Numbers: �, �, and �

Write greater than, less than, or equal to.Then write >, <, or =.


9. 14 � 81 � 44 � 44 � 8 � 61 �

10. 53 � 5 � 77 � 22 � 97 � 30 �

95

48

88

55 67

69

1. 02.

3. 04.

5. 06.

7. 08.

205 is 275.

205 275

less than

<

<

922 is 923.

922 923

less than

642 is 624.

642 624

greater than

>

737 is 737.

737 737

equal to

180 is 108.

180 108

greater than

>

379 is 319.

379 319

greater than

>

411 is 411.

411 411

equal to

=

859 is 959.

859 959

less than

=

<

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PW108 Practice

C Mixed ReviewWhat is the total amount?

13.

14.

NameLESSON 22.3

Order Numbers: Before, After, BetweenWrite the number that is just before, between, or just after.

11. 205, 12. , 445

13. 610, , 612 4. 149,

15. 78, , 80 16. 303, 0

17. , 520 18. 980, , 9820

19. 733, , 735 10. , 5170

11. , 137 12. 42, , 44043136

516734

981519

30479

150611

444206

¢27

¢56

205 206 207

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Practice PW109

1.

2.

3.

04.

05.

NameLESSON 22.4

C Mixed Review

Solve.

06. 21¢ � 18¢ � ¢ 12¢ � 13¢ � ¢

17. 33¢ � 54¢ � ¢ 9¢ � 82¢ � ¢91872539

637 638 639 640 641 642 643 644 645 646 647 648 649 650 651

639 647 643 650,639 ,643 ,647 650

,637 ,640 ,648 649

,641 ,644 ,645 649

,639 ,642 ,645 651

,637 ,638 ,643 646

Order Numbers on a Number LineWrite the numbers in order from least to greatest.Use the number line to help you.

640 637 649 648

641 645 644 649

651 639 642 645

646 638 643 637

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PW110 Practice

NameLESSON 22.5

Problem Solving • Find a PatternFind the pattern. Write the rule.Continue the pattern.

01. Maria sees a pattern in the numbers 219, 217, 215.

The rule could be count .

02. Jamel sees a pattern in the numbers 961, 966, 971.


03. Ben sees a pattern in the numbers 846, 746, 646.


04. Sue sees a pattern in the numbers 107, 110, 113.


05. Hector sees a pattern in the numbers 489, 479, 469.

The rule could be count .back by 10

on by 3

back by 100

on by 5

back by 2

219, 217, 215, , , , 207209211213

961, 966, 971, , , , 991986981976

846, 746, 646, , , , 246346446546

489, 479, 469, , , , 429439449459

107, 110, 113, , , , 125122119116

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Practice PW111

Explore FractionsWrite the number of parts.Are the parts equal? Circle yes or no .


7. 54 � 17 � 72 � 25 � 91 � 12 � 1039771

NameLESSON 23.1

1.

yes

no

parts

3.

yes

no

parts

5.

yes

no

parts10

9

6

2.

yes

no

parts

4.

yes

no

parts

6.

yes

no

parts3

8

7

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PW112 Practice

Unit FractionsColor one part red.Write the fraction for the red part.

1. 2. 3.

4. 5. 6.

7. 8. 9.


10. 53 � 5 � 69 � 5 � 98 � 5 �

11. 74 � 5 � 87 � 5 � 46 � 5 � 418269

936448

110

15

19

12

17

16

18

13

l

4

NameLESSON 23.2

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Practice PW113

Other FractionsWrite the fraction for the shaded part.

1. 2. 3.

4. 5. 6.

7. 8. 9.

12

13

34

36

12

56

23

24

l

3

NameLESSON 23.3


10. 19 � � 8 30 � � 25 17 � � 8

11. 10 � � 7 12 � � 7 20 � � 10

12. 18 � � 11 14 � � 6 11 � � 5687

1053

9511

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PW114 Practice

Compare Unit FractionsColor one part of each whole.Circle the fraction that is less.

1. 2.

3. 4.


5. 54 � 40 � 32 � 50 � 49 � 30 �

6. 68 � 40 � 85 � 30 � 73 � 20 � 535528

798294

16

14

18

110

18

15

13

12

NameLESSON 23.4

12

12

13

13

13

15

18

110

14

16

15

15

15

15

18

18

18

18

18

18

18

110

110

110

110

110

110

110

110

110

18

18

18

18

18

18

18

18

14

14

14

16

16

16

16

16

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Practice PW115

NameLESSON 23.5

Fractions Equal to 1Write each fraction. Count the parts. Write the fraction for the whole.

1. 2.

= 1 whole = 1 whole

3. 4.

= 1 whole = 1 whole

5. 6.

= 1 whole = 1 whole

55

66

88

33

1010

2

2


7. 573 � 100 � 268 � 100 � 168473

1�2

1�2

13

13

13

18

18

18

18

18

18

18

18

16

16

16

16

16

16

15

15

15

151

5

110

110

110

110 1

10110

1101

10110

110

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PW116 Practice

Explore FractionsWrite the fraction that shows the shaded part.

1. 2 equal parts 2. 3 equal parts



C Mixed Review

Solve.

7. 22¢ � 14¢ = 37¢ � 42¢ =

8. 61¢ � 30¢ = 17¢ � 55¢ =

9. 29¢ � 50¢ = 48¢ � 47¢ = 1¢79¢

72¢31¢

79¢8¢

NameLESSON 24.1

l

213

14

13

12

14

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Practice PW117

Unit FractionsCircle the equal parts. Color to show the fraction.

1. 2.

3. 4.

5. 6.

C Mixed Review

Write the next number.

7. 27, 30, 33, 37, 47, 57,

8. 85, 80, 75, 70, 16, 20, 24,

9. 90, 80, 70, 85, 65, 45, 2560

2865

6736

NameLESSON 24.2

l4

Check children’s drawings.Sample answers are shown.

l2

l10

l5

l3

l8

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PW118 Practice

Other FractionsToss 4 2-color counters.Color these counters to show your toss. Answers will vary.Write the fraction for each color. Repeat.

1. 2.

3. 4.

5. 6.

C Mixed Review

Write T for True and F for False.

7. 16 � 61 71 = 17 44 � 42

8. 24 � 61 66 � 56 88 � 18

9. 9 + 9 = 18 20 – 10 = 1 14 – 7 = 7 TFT

TFT

TFF

NameLESSON 24.3

3

4

1

444 0red yellow red yellow

24

24red yellow

14

34red yellow

34

14red yellow0

44red yellow

Sample answers are shown.

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Practice PW119

Compare Parts of a GroupCompare the shaded parts. Look at > or <. Circle true or false.

1. 2.

3. 4.

5. 6.

C Mixed Review

Write the number that comes next.

7. 8, 12, 16, 20, 8. 20, 22, 24, 26, 2824

NameLESSON 24.4

�

true false

13

33 �

true false

34

14

�

true false

44

14�

true false

25

35

�

true false

35

45 �

true false

26

56

3313

1434

4535

5626

3525

1444

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PW120 Practice

Problem Solving • Make a ModelUse 12 . Make and draw a model to solve.

1. Jimmy has 5 oranges. He gives�35� of the oranges to Mary. Therest he keeps for himself. Whatfraction of the oranges doesJimmy have left?

2. Sue has 6 marbles. 3 marblesare red and 3 marbles are green.What fraction of the marbles aregreen?

3. Joe has 8 basketballs. He gives5 basketballs to Tony. Whatfraction of the basketballs doesTony have?

4. Paul has 4 apples. 3 apples arered and 1 apple is green. Whatfraction of the apples are green?

NameLESSON 24.5

2

5

36

12or

58

14

to Tony

Check children’s work.

R

R R

R G

R R

G G G

to Mary

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Practice PW121

NameLESSON 25.1

Add HundredsAdd.

C Mixed Review

09. 99 �12 � 68 � 41 � 55 � 25 �

10. 76 � 57 � 47 � 32 � 32 �18 �

11. 81 � 56 � 27 � 18 � 74 � 28 � 46925

141519

302787

1.1

� 45

1 hundred� 4 hundreds

5 hundreds

100� 400

500

2.2

� 79

2 hundreds� 7 hundreds

9 hundreds

200� 700

900

3.3

� 58


8 hundreds

300� 500

800

4.6

� 17

6 hundreds� 1 hundred

7 hundreds

600� 100

700

5.4

� 48


8 hundreds

400� 400

800

6.6

� 06


6 hundreds

600� 0600

7.5

� 27


7 hundreds

500� 200

700

8.1

� 34

1 hundred�3 hundreds

4 hundreds

100� 300

400

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PW122 Practice

NameLESSON 25.2

Model 3-Digit Addition

Use . Add.

1.

3.

5.

2.

4.

6.

2 3 9� 2 0 2

4 4 1

1hundreds tens ones

C Mixed ReviewHow many hundreds, tens, and ones are there?

7. 862 � hundreds tens ones

8. 729 � hundreds tens ones

9. 376 � hundreds tens ones673

927268

8 0 6� 1 2 7

9 3 3

1hundreds tens ones

1 2 9� 4 1 3

5 4 2

1hundreds tens ones

2 3 6� 3 1 6

5 5 2

1hundreds tens ones

8 0 7� 1 3 4

9 4 1

1hundreds tens ones

6 2 8� 1 3

6 4 1

1hundreds tens ones

Regroup if you need to.

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Practice PW123

NameLESSON 25.3

Add 3-Digit NumbersAdd.

C Mixed ReviewSolve. You have 8 oranges.

12. What fraction is 1 orange? What fraction are 3 oranges?

13. What fraction are 7 oranges? What fraction are 2 oranges?

14. What fraction are 4 oranges? What fraction are 5 oranges?

2 0 7� 1 1 9

3 2 6

1

hundreds tens ones

4 2 9� 1 1 7

5 4 6

1

hundreds tens ones

2 2 5� 5 6 6

7 9 1

1

hundreds tens ones1. 2. 3.

18

78

382858

48

04.

8.

05.

9.

06.

10.

07.

11.1725

� 92817

523� 406

929

1610

� 198808

1321

� 296617

1462

� 450912

1675

� 153828

199� 700

899

1429

� 137566

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PW124 Practice

NameLESSON 25.4

More 3-Digit AdditionAdd.

01.

5.

9.

13.

02.

6.

10.

14.

03.

7.

11.

15.

04.

8.

12.

16. 302� 473

775

1194

� 490684

800� 69869

1908

� 47955

1444� 7451

211� 611

822

1777

� 141918

1555

� 128683

1246

� 316562

191� 782

873

1367

� 80447

610� 389

999

1371

� 62433

1589

� 206795

403� 416

819

1

144� 217

361

C Mixed ReviewWrite the number that is less.

17. 992, 929 18. 777, 779

19. 636, 663 20. 585, 555 555636

777929

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Practice PW125

NameLESSON 25.5

Add MoneyAdd.

1.

5.

9.

13.

02.

6.

10.

14.

03.

7.

11.

15.

04.

8.

12.

16.1

$3.85� 1.06

$4.91

1$6.57

� 2.80$9.37

1$1.86

� 3.62$5.48

$5.00� 4.44

$9.44

1$6.11

� 1.29$7.40

$0.82� 4.11

$4.93

1$2.66

� 2.43$5.09

$2.21� 7.64

$9.85

$3.12� 3.84

$6.96

1$4.58

� 3.27$7.85

$0.06� 8.21

$8.27

1$5.80

� 3.61$9.41

1$1.22

� 5.90$7.12

1$7.48

� 0.26$7.74

1$3.72

� 4.81$8.53

1

$6.31� 1.82$8.13


17. 2 + 1 �

18. 3 + 6 � 81¢

60¢ 19.

6:45

8910

11 12

7 6 543

21

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PW126 Practice

NameLESSON 25.6

Practice Adding 3-Digit NumbersRewrite the numbers in each problem. Then add.

1. 192 � 243

4. 328 � 226

7. 532 � 416

2. 544 � 327

5. 187 � 390

8. 245 � 172

3. 680 � 24

6. 248 � 607

9. 128 � 461

128� 46

174

1248

� 607855

1680

� 24704

1245

� 172417

1187

� 390577

1544

� 327871

532� 416

948

1328

� 226554

1

192� 243

435


10. 78�48 � 87�19 � 37�29 �

11. 44�16 � 61�37 � 58�25 �

12. 91�59 � 31�18 � 52�27 �

13. 46�20 � 68�54 � 70�18 � 521426

251332

332428

86830

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Practice PW127

NameLESSON 26.1

Subtract HundredsSubtract.

1.5

� 14

5 hundreds� 1 hundred

4 hundred

500� 100

400

2.3

� 30


0 hundreds

300� 300

0

3.9

� 45


5 hundreds

900� 400

500

4.6

� 24


4 hundreds

600� 200

400

5.8

� 53


3 hundreds

800� 500

300

6.9

� 63


3 hundreds

900� 600

300

7.4

� 22


2 hundreds

400� 200

200

8.8

� 26


6 hundreds

800� 200

600


09. 72¢� 11¢� 69¢� 29¢�

10. 55¢� 37¢� 42¢� 33¢�

11. 86¢� 49¢� 91¢� 59¢� 32¢37¢

75¢92¢

40¢61¢

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PW128 Practice

NameLESSON 26.2

Model 3-Digit Subtraction

Use Workmat 5 and subtract.

1.

2.

3.

7 3 0� 4 1 2

3 1 8

102hundreds tens ones


4. 66 � 26� 28 � 18� 92 � 52�

5. 78 � 28� 57 � 17� 41 � 11�

6. 30 � 10� 84 � 34� 97 � 27� 705040

307450

401092

3 9 1� 2 0 4

1 8 7


8 2 2� 1 0 6

7 1 6


7 5 6� 2 4 8

5 0 8


5 3 8� 1 1 9

4 1 9


8 3 4� 2 7

8 0 7


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Practice PW129

NameLESSON 26.3

Subtract 3-Digit NumbersSubtract.1.

4.

7.

2.

5.

8.

3.

6.

9.

6 0 6� 2 5 2

3 5 4

105

hundreds tens ones

8 3 5� 4 7 2

3 6 3

137

hundreds tens ones

4 6 2� 3 3

4 2 9

125

hundreds tens ones

5 0 4� 1 8 2

3 2 2

104

hundreds tens ones

8 2 4� 6 5 4

1 7 0

127

hundreds tens ones

2 2 9� 8 6

1 4 3

121

hundreds tens ones

3 0 3� 1 1 1

1 9 2

102

hundreds tens ones

9 2 4� 1 9 3

7 3 1

128

hundreds tens ones

5 4 3� 5 2 7

1 6

133

hundreds tens ones

C Mixed ReviewWrite the number that is greater.

10. 916, 961 11. 777, 727

12. 227, 272 13. 111, 191

14. 585, 515 15. 629, 692 692585

191272

777961

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PW130 Practice

NameLESSON 26.4

More 3-Digit SubtractionSubtract.

01.

5.

9.

13.

02.

6.

10.

14.

03.

7.

11.

15.

04.

8.

12.

16.1 12222

� 18240

2 11931

� 812119

3 11412

� 280132

764� 513

251

8 18798

� 559239

218438

� 219219

2 18386

� 192194

5 13163

� 29134

538� 218

320

897� 216

681

1 10208

� 14761

7 17879

� 481398

5 15651

� 181470

4 15555

� 47283

8 12920

� 760160

5 11

614� 291

323

C Mixed ReviewWrite the number that is less.

17. 218, 281 18. 712, 721

19. 344, 343 20. 819, 891 819343

712218

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Practice PW131

NameLESSON 26.5

Problem Solving • Too Much InformationDraw a line through the sentence that is not needed. Then solve.

1. Farmer Brown has 50 chickens. The chickens lay 192 eggs on Monday and 264 eggs on Tuesday. How many eggs do the chickens lay altogether?

eggs

2. Farmer Brown grows 465 pounds of corn. Farmer Smith grows 298 pounds of corn.Farmer Jones grows 319 pounds of corn. How much more corn does Farmer Brown grow than Farmer Jones?

pounds of corn

3. There are 320 fish in Farmer Brown’s pond. Farmer Smith has 672 fish in his pond. Farmer Jones has 458 fish in his pond. How many fewer fish does Farmer Jones have than Farmer Smith?

fewer fish

4. Farmer Brown has 542 horses on his farm. 126 of the horses are brown. He buys 116 new horses. How many horses does Farmer Brown have in all?

horses658

214

146

456

1

192+ 264

456

6 12672

� 458214

542� 116

658

5 15465

� 319146

Add and Subtract MoneyAdd or subtract.

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NameLESSON 27.1

PW132 Practice

C Mixed ReviewWrite � or � to make the number sentence correct.

17. 66 14 � 80 71 17 � 54 22 22 � 44

18. 50 13 � 37 80 18 � 98 43 29 � 14��

��

11. 12. 13. 14.

15. 16. 17. 18.

19. 10. 11. 12.

13. 14. 15. 16.

$7.62�2.18

$ 9.80

1$1.26

�4.41

$ 5.67

$6.80�2.11

$ 4.69

7 10

$5.55�1.39

$ 4.16

4 15

$5.29�3.48

$ 8.77

1

$1.47�0 .39

$ 1.08

3 17

$3.97�4.10

$ 8.07

1

$2.66�0.43

$ 2.23

$4.20�2.19

$2.01

1 10

$9.99�2.99

$7.00

$6.12�3.21

$ 9.33

$7.87�5.14

$ 2.73

$4.44�4.44

$ 8.88

$2.36�5.35

$ 7.71

1 $8.63

�3.47

$ 5.16

5 13

$8.01�1.09

$ 9.10

1

Remember: Write the dollarsign and decimal point inyour answer.

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NameLESSON 27.2

Estimate Sums and DifferencesRound to estimate.Then add or subtract to solve.

Practice PW133

01. Hector has $7.84. Jill has $6.18.How much more money doesHector have than Jill?

02. Hector takes all of his money tothe toy store. He buys a ball for$1.06. How much money does hehave left?

03. Jill buys a goldfish for $2.19 andfish food for $1.83. How muchmoney does she spend in all?

04. How much money does Jill haveleft after she buys the fish andthe fish food?

$2.16

$4.02

$6.78

$1.66


05. $ 2.48 � $ 4.19 � 0$ 5.12 � $ 1.18 �

06. $7.17 � $ 1.71 � 0$ 6.60 � $ 2.14 � $4.46 $8.88

$6.30$6.67

Estimate Solve

$6.18�4.02$2.16

$6.00�4.00$2.00

$2.00�2.00$4.00

$8.00�1.00$7.00

$8.00-6.00

$2.00

$7.84-6.18

$1.66

7 14

$7.84�1.06$6.78

7 14

$2.19�1.83$4.02

1 1

298� 200

498H

687� 238

449E

292� 292

584R

1

239� 314

553O

939� 295

644T

1 8 13 7 17

888� 244

644T

248� 249

497H

793� 364

429E

8 13

378� 192

570O

1 1

808� 181

627T

7 10 1

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PW134 Practice

NameLESSON 27.3

Why did the Chicken cross the playground?

Practice Adding and Subtracting 3-Digit NumbersAdd or subtract. Use the code to answer the riddle.

530� 100

630

T

680� 119

561O

7 10

236� 236

472G

919� 475

444E

8 11248

� 399

647T

1 11

750� 225

525I

221� 187

408D

888� 438

450E

1 790

� 189

601S

181� 362

543L

8 10 1 4 10

400�425: D426�450: E

451�475: G476�500: H

501�525: I526�550: L

551�575: O576�600: R

601�625: S626�650: T

!

1

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Practice PW135

NameLESSON 27.4

3 10

Problem Solving • Multiple–Step ProblemsAdd or subtract.Do one step at a time.

01. The children in Mrs. Smith’s classsell 372 tickets on Monday and406 on Tuesday. There are 880tickets to sell. How many ticketsare left to sell?

tickets

02. Maria has $3.25 in her piggybank. She earns $2.50 doingchores for her mother. Then shespends $2.10. How much moneydoes Maria have left?

03. The school has 640 students.There are 116 students in thefirst grade and 208 students inthe second grade. How manystudents are not in the first orsecond grade?

students

04. Leon had 526 baseball cards.He gave 110 cards to Billy. ThenBilly gave him 107 cards. Howmany baseball cards does Leonhave now?

baseball cards523

316

$3.65

102

Step 1 Step 2

526�110

416

$3.25�2.50$5.75

406�372778

880�778102

$5.75�2.10$3.65

640�324

316

416�107

523

208�116

324

Steps may vary.

7 10

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PW136 Practice

NameLESSON 28.1

Explore MultiplicationMake equal groups of . Skip count.Write how many in all.

11. Make 6 equal groups.Put 4 in each group.

, , , , , in all


, , , , , , , in all


, , , , in all


, , , , , , in all2121181512963

30302418126

40403530252015105

242420161284


5. 30 � 90 � 6. 90 � 70 � 0

7. 70 � 40 � 8. 100 � 3 �

9. 150 � 4 � 10. $1.70 � $0.50 �

11. 190 � 8 � 12. $1.30 � $1.10 � $0.20182

$2.20146

97110

160120

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Practice PW137

NameLESSON 28.2

Addition and MultiplicationWrite the sum. Write the product.


5. 154 � 10 � 149 � 10 � 125 � 92 �

6. 172 � 10 � 138 � 26 � 147 � 95 � 1

7. 118 � 10 � 194 � 61 � 136 � 91 � 45133108

52112162

33139144

1.

2.

3.

4.

4 � 4 � 4 � 3 � 4 � 1212

5 � 5 � 5 � 5 � 4 � 5 � 2020

10 � 10 � 10 � 3 � 10 �3030

1 � 1 � 1 � 1 � 1 � 5 � 1 � 55

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PW138 Practice

NameLESSON 28.3

ArraysWrite how many rows and how many in each row.Write the product.

4 � 5 � 20

C Mixed ReviewWrite the number.

07. 3 hundreds, 4 tens, 08. 6 hundreds, 1 ten,

7 ones 3 ones

09. 5 hundreds, 5 tens, 10. 8 hundreds, 3 tens,

1 one 0 2 ones 832551

613347

11.

rows

in each row54

3 � 6 � 18 2 � 8 �

16

6 � 1 � 6 6 � 4 �

245 � 5 � 25

12.

rows

in each row63

13.

rows

in each row82

14.

rows

in each row16

15.

rows

in each row55

16.

rows

in each row46

� � � � ��

��

� � � � � � � � � � � � � � � � � � � ��

� � � � � ��

� � � � ��

� � � � � � � ��

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Practice PW139

NameLESSON 28.4

11. 12.

13. 1 4.

15. 16.

17. 1 8.

Multiply in Any OrderWrite the product.Write the multiplication problem in reverse order.

4 � 5 �

� � 2045

20 10 � 3 �

� � 30103

30

2 � 9 �

� � 1829

18 3 � 7 �

� � 2137

21

8 � 2 �

� � 1682

166 � 3 �

� � 1863

18

7 � 10 �

� � 70710

70 3 � 8 �

� � 2438

24

C Mixed ReviewWrite the number that comes next. Find the sum.

09. 10, 20, 30, 40, 12. 2�2�2�2�2�2�2 � 0

10. 6, 12, 18, 24, 13. 5�5�5�5�5 � 0 0

11. 3, 6, 9, 12, 14. 4�4�4�4�4�4 � 02415

2530

1450

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PW140 Practice

NameLESSON 28.5

Multiply Across and DownWrite the product.

11. 12. 13.

14. 1 5. 16.

17. 18. 19.

10. 11. 12.

6� 2

12

2 � 6 � 12

C Mixed ReviewWrite True or False.

13. 72 � 85 14. 53 � 153

15. 351 � 391 16. 27 � 26

17. 195 � 197 18. 790 � 295 falsefalse

falsetrue

falsetrue

2� 714

7 � 2 � 14

4� 728

7 � 4 � 28

6� 10

60

10 � 6 � 60

3� 824

8 � 3 � 245

� 630

6 � 5 � 302

� 918

9 � 2 � 18

5� 525

5 � 5 � 253

� 721

7 � 3 � 218

� 18

1 � 8 � 8

4� 624

6 � 4 � 24

10� 550

5 � 10 � 50

Write the product.

02.

03.

04.

05.

C Mixed ReviewWrite >, <, or � to make the math sentence correct.

06. 68 � 27 44 � 2 0 27 � 14 51 � 10=<

NameLESSON 29.1

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Practice PW141

Multiply with 2How many wheels are there in all?Write the product.

3 � 2 � 6 � 2 � 4 � 2 � 8126

2� 3

6

2� 10

20

3� 2

6

2� 8

16

8� 2

16

2� 2

4

6� 2

12

2� 6

124

� 2

8

2� 4

8

6� 2

12

2� 7

14

7� 2

14

2� 7

14

9� 2

18

2� 9

181

� 2

2

2� 1

2

5� 2

10

2� 5

1010

� 2

20

2� 9

18

8� 2

16

5� 2

10

10� 2

20

1.

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NameLESSON 29.2

PW142 Practice

Multiply with 5How many fingers are there in all?Write the product.

11.

C Mixed ReviewWrite the number.

05. nine hundred sixty-one

06. two hundred thirty-eight

07. four hundred forty-four 0

08. two hundred twenty-one 221444238961

Write the product.

02.

03.

04.

9� 5

45

5� 9

45

5� 2

10

2� 5

10

5� 1

5

1� 5

5

5� 8

40

4� 5

20

5� 4

20

7� 5

35

5� 7

35

3� 5

15

6� 5

30

5� 6

30

5� 10

50

10� 5

50

5� 3

15

8� 5

40

4 � 5 � 8 � 5 � 5 � 5 � 254020

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NameLESSON 29.3

Multiply with 10How many counters are there in all?Write the product.

11. 02.

Practice PW143

6 � 10 � 5 � 10 � 5060

Write the product.

03.

04.

05.

10� 6

60

4� 10

40

5� 10

50

10� 8

80

7� 10

70

1� 10

10

10� 1

10

10� 2

20

10� 4

40

9� 10

90

3� 10

30

10� 9

90

10� 7

70

6� 10

60

10� 3

30

2� 10

20

10� 10

100

C Mixed Review

Write the missing number.

06. 65, , 75, 80 0 22, 24, , 28

17. , 72, 73, 74 0 30, 40, 50, 6071

2670

8� 10

80

Complete the table.

04.

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PW144 Practice

NameLESSON 29.4

Memorize the FactsFind the product.

C Mixed ReviewUse . and $ to write the amounts.

05. three dollars, two quarters, and a penny

06. four dimes, one nickel, and three pennies

07. one dollar, fourteen pennies

08. seven dollars, three quarters 0$7.75$1.14$0.48$3.51

� 1 2 3 4 5 6 7 8 9 10

2 2 4 6 8 10 12 14 16 18 20

5 5 10 15 20 25 30 35 40 45 50

10 10 20 30 40 50 60 70 80 90 100

01. � 2 2. � 5 3. � 10

3

5

6

7

9

6

121418

1

4

6

8

10

304050

2

4

5

8

9

508090

205

4020

10

NameLESSON 30.1

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Practice PW145

Equal Shares

C Mixed ReviewWrite the greater fraction.

4. or 5. or 1

6. or 7. or 2 5

15

25

2 4

24

14

168

2 3

23

13

1. Divide 12 apples into 3 equal groups. Circle the groups.

How many apples are in each group?

How many are left over? 0

4

2. Divide 7 oranges into 2 equal groups. Circle the groups.

How many oranges are in each group?


3

3. Divide 16 pears into 3 equal groups. Circle the groups.

How many pears are in each group?


5

Make Equal Groups

Circle equal groups.How many groups are there?How many are left over?

11. Divide 17 ladybugs into groups of 5.

groups left over

02. Divide 13 ants into groups of 6.

groups left over

03. Divide 21 beetles into groups of 3.

groups left over07

12

23

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NameLESSON 30.2

PW146 Practice

C Mixed ReviewWhat time will it be in 10 more minutes?

04. 6:25 05. 8:10 06. 1:40

07. 7:05 08. 10:10 9. 3:20 3:3010:207:151:508:206:35

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NameLESSON 30.3

Subtraction and Division

Use subtraction to find the quotient.

Practice PW147

01. You have 15 . Make groups of 3.




C Mixed Review

Write the missing number.

05. 14, , 20, 23 06. 60, 65, , 75

17. , 22, 24, 26 08. 30, 40, 50, 6020

7017

20� 515

�123

15

�93

12

�639

�336

�033

15 � 3 � 5

20 � 5 � 4

14 � 2 � 7

30 � 10 � 3

15� 510

10� 5

5

5� 5

0

14� 212

12� 210

10� 2

8

8� 2

6

6� 2

4

30� 1020

20� 1010

10� 10

0

4� 2

2

2� 2

0

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PW148 Practice

NameLESSON 30.4

Problem Solving • Choose the Operation

Circle the number sentence that makes sense for the problem.Then solve.

01. There are 8 slices of pizza. Fourfriends share the pizza equally.How many slices does eachfriend get?

slices

02. There are 432 students in theschool. 81 of the students arein the second grade. How manystudents are not in the secondgrade?

students

03. Trish buys 3 boxes of granolabars. There are 8 bars in eachbox. How many granola barsdoes Trish have?

granola bars

04. Bill plants 26 daisies. He alsoplants 23 pansies. How manyflowers does he plant in all?

flowers49

24

351

2

8 � 4 � 2

432 � 81 � 4

8 � 4 � 3

432 � 81 � 351

3 � 8 � 24

3 � 8 � 351

26 � 23 � 49

26 � 23 � 351

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Practice PW149

NameLESSON 30.5

Problem Solving • Choose a Strategy

Choose a strategy.Solve each problem.

01. Mario and Eric went to the store.They each spent $4.00. Howmuch money did they spendin all?

$

02. Ty gave 15 pencils to 5 friends.He gave an equal number toeach. How many pencils dideach friend get?

pencils

03. One apple costs 5¢. Dylan has25¢. How many apples canhe buy?

apples

04. Lon gave 6 bottle caps to 2friends. He gave an equal numberto each. How many caps dideach friend get?

bottle caps3

5

3

8.00

StrategiesDraw a PictureMake a Model

Make a List

Check children’s work.Accept any strategy.

Documents

Harcourt Grade 2 Practice Workbook Teacher