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Multiplying Fractions

Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

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Page 1: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Multiplying Fractions

Page 2: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Fraction with a Fraction

1. Multiply numerators

2. multiply denominators

3. reduce

Page 3: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Try Some!1. 4 2 7 5x = 8

35

2. 1 3 9 10x

= 3 = 1 90 30

3. 6 1 8 4

x = 6 = 3 32 16

Page 4: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Multiplying Fractions and Whole Numbers

1. Put a 1 under the whole number

2. multiply numerators

3. multiply denominators

4. Reduce or make into mixed number

Page 5: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Try Some!1. 3 4 x

= 15 4

51

= 3 3 4

2. 2 7 x

= 16 7

81

= 2 2 7

3. 9 12

x= 18 12

21

= 1 6 = 1 ½ 12

Page 6: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Multiplying Fractions and Mixed Numbers

1. Change mixed number into an improper fraction

2. multiply numerator

3. multiply denominator

4. Reduce or make into mixed number

Page 7: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Try Some!1. 3 4 x

40 75 = 120

285 =7

34

x 4 828

4 27

2. 1 8

x56 96 = 56

722 =9

18

x 79

3. 10 13x

7 32 = 70

391 =3

1013

x 1 3139

Page 8: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Multiplying Mixed Numbers

1. Change BOTH mixed numbers into an improper fraction

2. multiply numerator

3. multiply denominator

4. Reduce or make into mixed number

Page 9: Multiplying Fractions. Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Try Some!

x23 82 = 437

407 =8

19 5

x 103740

3 45

1.

x29 645 =

62415

x 85680

1 915

2.

= 696 80 8 7

10

x46 856 =

823 3

x 44 2247 2

33.

= 1058 24

44112