Retention Exam Review

Fractions

100

3/4 + 1 3/4

2 1/2

200

2/3 • 3/7

6/21 = 2/7

300

1 1/6 - 3/5

17/30

400

7/8 ÷ 2 2/5

35/96

500

1/2 + 3/4 ÷ 4

11/16

Decimals

100

0.4 + 0.8

1.2

200

6.2 - 3.98

2.22

300

1.2 • 3.5

4.2

400

20.125 ÷ 8.75

2.3

500

0.9 + 0.4 • 0.12

0.948

Integers

100

-4 + (-17)

-21

200

-7 - 8

-15

300

-8 • (-2) 

16

400

-24 ÷ (-3) • (-2)

-16

500

-7 - 4 • (-5)

13

Exponents/Square Roots

100

8²

64

200

(-4)²

16

300

(-5)³

-125

400

Square Root of 49

7

500

Square root of 36 added to (-9)²

87

Other

100

Write 0.8 as a simplified fraction and as a percentage.

4/5 and 80%

200

Write the prime factorization of 18.

2•3•3

300

What is the median of 18, 12, 22, 16, 12, and 13.

14.5

400

What is the Greatest Common Factor of 18 and 22?

2

500

What is the Least Common Multiple of 16 and 12?

48