Chapter 2 - Multiplying and Dividing Rational Numbers

2.1 - Multiplying Integers

100

-8 * 6

-48

200

10(-7)

-70

300

-3*(-6)

18

2.2 - Dividing Integers

100

-18 div 9

-2

200

(-42)/-6

7

300

84 div (-7)

-12

2.3 - Converting Between Fractions and Decimals

100

Write the fraction as a decimal.

-8/15

-0.5333333...

200

Write the fraction as a decimal.

8/5

1.6

300

Write the decimal as a fraction in simplest form.

-0.35

-7/20

2.4 - Multiplying Rational Numbers

100

Find the product. Write the answer in simplest form.

-4/9 * (-7/9)

28/81

200

Find the product. Write the answer in simplest form.

8/15 * (-2/3)

-16/45

300

-5.9*(-9.7)

57.23

2.5 - Dividing Rational Numbers

100

Find the quotient. Write the answer in simplest form.

9/10 div (-6/5)

-3/4

200

Find the quotient. Write the answer in simplest form.

-7/8 div (-5/12)

21/10 or 2 1/10

300

-23.8 div 5.6

-4.25