Multiplying & Dividing Rational Numbers

Multiplying Integers

1

5 * -2

-10

2

-7 * -8

56

3

-9 * 4

-36

4

12 * 11

132

5

-23 * -16

368

Dividing Integers

1

18 divide3

6

2

63 divide -9

-7

3

-84 divide -7

12

4

196 divide 7

28

5

-221 divide 17

-13

Decimal-Fraction Conversions

1

Write the following fraction as a decimal:

1/2

0.5

2

Write the following fraction as a decimal:

2/3

0.66666...

3

Write the following mixed number as a decimal:

3 3/4

3.75

4

Write 0.7 as a fraction

7/10

5

Write 2.35 as a SIMPLIFIED mixed number.

2 7/20

Multiplying Rational Numbers

1

1/2 * 1/3

1/6

2

2/3 * 9/10

3/5

3

1 2/3 * 2 3/4

4 7/12

4

2.5 * 4

10

5

5.3 * 8.2

43.46

Dividing Rational Numbers

1

2/5 divide 2/3

3/5

2

1/2 divide 1/3

1 1/2

3

4 1/4 divide 1 3/5

2 21/32

4

5.2 divide 4

1.3

5

25.2 divide 1.4

18