Topic 7 Mass

7/28/2019 Topic 7 Mass

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TOPIC 7 MASA

Measure of mass using in units of kilogram and gram

1 2

3 4

5 6

7 8

9 10


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11 12

13 14

15 16

17 18

19 20


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65

4

2

19

8

0

7 36

54

2

19

8

0

7 3

19. 20.


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Estimate the masses of objects using kilograms and grams.

1

2

3

4

400 g

3 kg

500 g

50 g
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5.

6.

7

8

9

2 kg

4 kg

50 g

80 g

100 g
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10.

11.

12.

13.

8 kg

500 g

1.5 kg

2.5 kg
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14.

15.

16.

17.

1.5 kg

600 g

250 g

100 g
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18

19

20.

5 kg

400 g

400 g
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TOPIC : MASS

LEARNING AREA : 7.2. Relationship Between Units of Mass

LEARNING OUTCOMES : Understand the relationship between units of mass

A. Convert unit mass from kilograms to grams.

1 2kg = _______________ g 2 5kg = _____________g

3 10kg = _____________g 4 12kg = ______________g

5 23kg = ______________g 6 35kg = _____________g

7 1.5kg = _____________g 8 2.3kg = _____________g

9 4.7kg = ______________g 10 8.9kg = _______________g


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11 4.32kg = ____________g 12 5.65kg = _______________g

13 12.85kg = ____________g 14 22.09kg = _____________g

15 33.17kg = ______________g 16 120.05kg = _____________g

17 2.156kg = _____________g 18 10.565kg = ______________g

19 12.901kg = ______________g 20 100.145kg= ______________g


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TOPIC : MASS

LEARNING AREA : 7.2. Relationship Between Units of Mass

LEARNING OUTCOMES : Understand the relationship between units of mass

B. Convert units of mass from kilograms and grams to grams.

1 1kg 200g = ______________kg 2 2kg 750g =_______________kg

3 5kg 620g =_______________kg

4 6kg 200g = ___________kg

5 12kg 150g = _____________kg 6 22kg 965g = ____________kg

7 3kg 80g = _____________kg 8 4kg 45g = ______________kg

9 6kg 30g = _____________kg 10 8kg 55g = _____________kg


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11 10kg 25g = ___________kg 12 14kg 74g = _____________kg

13 22kg 80g = ______________kg 14 25kg 35g = _____________kg

15 30kg 30g =_______________kg

16 35kg 25g = _____________kg

17 3kg 5 g = _____________kg 18 5kg 9g = _______________kg

19 6kg 2g = _______________kg 20 15kg 4g = ______________kg


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Add the following

1 2.9 kg

+ 1.6 kg

_______

6 1.5 kg + 6.75kg = ___________

2 16.8 kg

+ 7.4 kg

_______

7 2.7 kg + 5 kg = ____________

3 6.48 kg

+ 2.75 kg

_______

8 1485 g

+ 390 g

_______

4 12.85 kg

+ 9.76 kg

________

9 2450 g

+ 685 g

_______

5 1.4 kg +1.2 kg = ___________ 10 760 g

+ 590 g

_______


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11 950 g

+ 200 g

_______

16 2 kg 760 g

+ 1 kg 585 g

_____________

12 570 g +Y g =

The value ofY is ________

17 5 kg 845 g

+ 3 kg 660 g

_____________

13 350 g + 740 g = 18 2 kg 480 g + 1 kg 760 g =

14 480 g + 760 g = 19 5 kg 650 g + 3 kg 890 g =

15 650 g + 890 g = ___________ 20 3 kg 760 g + 2 kg 590 g =


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21 4 kg 750 g + 2 kg 600 g = 26 1.18 kg + 4.23 kg = 2440 g + P.

What is the value ofP in gram?

22 33 kg 650 g + 34 kg 400 g +

32 kg 800 g = ______

27 3350 g + _____ g = 7 kg 360 g

Find the missing number .

23 640 g + x g = 1 kg 590 g

What is the value of x ?

28 3 kg 450 g + 1 kg 700 g =

24 5 kg 320 g + 6 kg 740 g = 29 2 kg 450 g + 1 kg 750 g =

25 14 kg 640 g

+ 9 kg 720 g

___________

30 3 kg 560 g + 2 kg 800 g =______ kg ______ g


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31 9 kg 460 g + 3 kg 280 g = __ kg 36 4 kg 120 g

+ 7 kg 310 g

__________

32 8 kg 507 g + 12 kg 803 g =________ kg _______ g

37 2kg 810 g

+ 7 kg 560 g

_________

33 32 kg 710 g + 16 kg 290 g =________ kg

38 3 kg 205 g

+4 kg 895 g

_________

34 3 kg 820 g + 4 kg 500 g =__________ kg

39 2 kg 300 g + 4 kg 800 g =________ kg ________ g

35 7 kg 645 g + 8 kg 825 g =__________ g

40 3 kg 200 g + 1 kg 400 g =

_______ kg ________ g


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Subtract the following .

1 12.2 kg

- 9.3 kg

_______

6 50 kg 25 kg = ________ kg

2 72 kg 59 kg = _______ kg 7 97 kg 53 kg = _________ kg

3 6 .67 kg

- 4 . 59 kg

_________

8 7.3 kg 3.2 kg = _________

4 2 .71 kg 0 .81 kg = ______ kg 9 10.3 7.5 kg = ___________ kg

5 11.5 kg 6.75 kg = __________ 10 84 kg 65 kg = _________


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11 9.46 kg 6.15 kg = __________ 16 427 g -121 g = ________

12 6.3 kg

- 2.7 kg

______

17 827 g 127 g = _________

13 14.2 kg

- 4.8 kg

_______

18 2800 g 900 g = _________

14 7 .32 kg

- 2.88 kg

_______

_______

19 1200 g 570 g = ___________

15 14.54 kg

- 6.76 kg

________

20 4630 g 1540 g = ___________


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21 20 kg 750 g 18 kg 925 g =__________ kg ___________ g

26 4 kg 800g - 200kg 300 g=

22 9 kg 600 g 5 kg740 g =____ g 27 3 kg 200 g- 1 kg 400 g =

23 10 kg 155 g 9kg 385 g =_________ g

28 7 kg 580 g

- 2 kg 210 g

__________

24 14 kg 740 g 8 kg 320 g =_________ kg

29 9 kg 200 g

- 4 kg 318 g

_________

25 17 kg 560 g 9 kg 770 g =___________ kg

30 6kg 740 g- 5 kg 320 g =

31 5 kg 200 g 1 kg 850 g = 36 4 kg 320 g 800 g = _______ g


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Learning Area : Basics operations involving massLearning Outcomes : Multiply mass involving conversion of units with

a) one digit number

1 1 x 2 kg = _____ g 6 4 x 2 kg 10g = _____ g

2 2 kg x 5 = _____ g

7 5 x 5 kg 12 g = ____kg ____g

3 3 x 12 kg = _____ g 8 6 x 6 kg 30 g = ____ kg ____ g

4 7 x 3.52 kg = _____ g 9 4 kg 200 g x 6 = _______ g

5 7 x 82.5 kg = _____ g 10 9 x 20 kg = _____ g


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11 200 g x 5 = ______ kg 16 764 g x 2 = _______kg ______g

12 430g x 8 = _______kg 17 6720 g x 3 = ______kg ______g

13 515 g x 4 = ________kg 18 4145g x 5 = ______kg ______g

14 87.5 g x 9 = _______kg 19 3 x 5175 g = ______kg _____g

15 643 g x 3 = ________ kg 20 8 x 72.5g = _____ kg


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Learning Outcomes : Multiply mass involving conversion of units withb) 10 , 100, 1000

1 3kg x 10 = _____ g 6 40 g x 10 = _____ kg

2 30kg x 10 = _____ kg 7 40 kg x 10 = _____ kg

3 10 x 50g = _____ g 8 60 kg x 10 = _____ g

4 10 x 70 g = _____ kg 9 2kg 33g x 10 = ________ kg_______ g

5 10 x 4 kg 80 g = _____ kg_____ g

10. 10 g x 100 = _____ kg


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11 25 g x 100 = _____ kg _____g 16 100 x 52 g = _____ kg _____ g

12 200g x 100 = _______ kg 17 5 kg x 1000 = _______ g

13 2 kg 15 g x 100 = _______kg________ g

18 3 x 1000 = _____ kg

14 5.8 g x 1000 = _____ kg _____g 19 5 g x 1000 = __________ kg

15 2.4 kg x 1000 = _______ g

20 1000 x 3.5 kg = ________ g


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Divide mass involving conversion of units

1 4 kg 10 g 2 = _____ kg _____g

6 15 kg 30 g 3 = _____ kg _____g

2 36 kg 100 g 4 = _____ g 7 64 kg 480 g 8 = _____ kg ____g

3 81 kg 720 g 9 = _____ g 8 20 kg 10 g 10 = _____ g

4 34 kg 100 g 10 g =_____ kg _____ g

9 46 kg 400 g 10 =_____ kg _____ g

5 gkg5008610 Express the

answer in g.

10 gkg9009810 Express the

answer in kg.


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11 200 kg 100 = _____ g 16 400 kg 100 = _____ g

12 2.6 kg 100 = _____ g 17 205 kg 100 = ___ kg _____ g

13 380 kg 100 = _____ g 18 4 kg 250 g 1000 = _____ g

14 380 kg 1000 = _____ g 19 545 kg 1000 = _____ g

15 6 789 kg 1000 =_____ kg _____ g

20 85 850 kg 1000 =_____ kg _____g


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Solve problems involving basic operations with mass.

1 What must be added to 8 kg550g to give 15 kg?

5 A packet of potato chips weighs500g. What is the total mass of5 packets of potato chips in kg?

2 Puan Suriana bought 2.7kg of

wheat flour and 700g of sugar.Find the total mass of wheatflour and sugar in kilogram.

6 Madam Chan bought 5.5 kg of

flour and used 300 g of it tomake cakes. How manykilograms of flour left?

3 A bag weighs 1kg and 860 g. Alaptop is 340 g heavier than thebag. What is the mass of thelaptop ?

7 A computer weighs 5.6 kg. Whatis the weight of 9 similarcomputers ?

4 Hassan fills 63 kg of salt into 7bags equally. Find the mass ofsalt in each bag in gram.

8 Encik Hashim has 8 boxes.Each of them weighs 440g.What is the total weight of theboxes ?


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9 Pak Cik Razak bought 3.45 kgof cookies. He gave the cookies

to Abu and Bakar. Each of themgot the same weight of cookies.How many grams of cookies didBakar get?

13 Puan Aishah weighs 70kg and500g. Puan Laila is 3kg and

10g lighter than Puan Aishah.Find the total mass of them inkg.

10 708 kg of sugar is sharedequally among 8 groups ofchildren. Find the mass of sugareach group of children receives.

14 The mass of a baby elephant is82 kg. The mass of a crocodileis 60 kg. What is the differencein mass between the babyelephant and the crocodile ?

11 The total weight of 10 books is49.2 kg. Find the weight of 1book.

15 There are 43 kg of tomatoes in abarrel. Find the weight of 2similar barrels of tomatoes.

12 3.6 kg of butter is dividedequally into 4 portions. What isthe weight of one portion ?

16 Dollahs weight is 42.3kg. Hiswife, Dolly is 330g heavier thanhim. What is Dollys weight ?


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17 The mass of a box of apples is 5060kg. The mass of an empty

box is 300g. What is the mass ofthe apples ?

19 The mass of a loaf of butter is250g. Aishah used 2 loaf of the

butter to bake a cake. Find thetotal mass of butter used by

Aishah to bake 50 cakes, in kg.

18 The mass of 5 books is 5 915kg.What is the mass of one book?

20 The weight for two containers Aand B are 7.02 kg and 490 grespectively. Calculate thedifference of weight, in kg, forboth the containers.

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Topic 7 Mass