CH 2 Rational Numbers Half Way Review

2-1,2 Rational Numbers and comparing and contrasting

100

Write the fraction as a decimal.

-18/9

What is -2

200

Write each fraction as a decimal.

14/5

What is 2.8

300

Write each decimal as a fraction.

0.625

What is 5/8

400

Write each decimal as a fraction.

5.35

What is 5 7/20

500

List the numbers from least to greatest.

-1.2, 2/3, 0.5, -3/4

What is -1.2, -3/4, 0.5, 2/3

2-3 Adding and Subtracting Rational Numbers

100

65.8- 24.24

What is 41.56

200

-3/7 + 2 4/7

What is 2 1/7

300

5/6 + (-2 1/6)

What is -1 1/3

400

-9.25 + 3.72

-5.53

500

3/10 - 0.25

What is 1/20 or 0.05

2-4 Multiplying Rational Numbers

100

2 x (4 2/3)

What is 9 1/3

200

(2 2/5) x ( 7/36) 

What is 7/15

300

3.8 x 4

What is 15.2

400

- 1/7 x -3/4

What is 3 / 28

500

3/4 x 2/3

What is 1/2

2-5 Dividing Rational Numbers

100

3/5 ÷ 4/ 15

What is 2 1/4

200

2.7 ÷ 3

What is 0.9

300

-2/3 ÷ 1

What is -2/3

400

-4 6/7 ÷ 2 5/6

What is -1 5/7

500

4.24 ÷ 0.8

What is 5.3

2-6 Adding and Subtracting with Unlike Denominators

100

2/6 + 1/4

What is 15/ 28

200

1 2/3 + 3 5/9

What is 5 2/9

300

6 4/7 - 3 1/5

What is 3 13/35

400

3 1/6 - 1 3/4

1 5/12

500

2 3/4 + (- 3 2/3)

What is -11/12