7 Unit 1 Test Review

Integers

100

-6 + 13 - 15

-8

200

-7 - 8 + 4

-11

300

(-3)(-7)

21

400

-56/7

-8

500

-4 - 12 + 9 - (-7) - 3

-3

Rational Numbers

100

Write as an improper fraction.

-4 3/5

-23/5

200

Write as a fraction.

0.007

7/1,000

300

Write as an improper fraction.

-2.3

-23/10

400

Write as a mixed number in simplest form.

7.055

7 11/200

500

Write as a decimal.

-9/16

-0.5625

Additive Inverse and Absolute Value

100

Write the additive inverse of -9.8

9.8

200

Solve for n.

4.5 + n = 0

n = -4.5

300

Simplify.

-(-4) - (-4)

8

400

abs 8.24 - abs (-6)

2.24

500

-(abs -7 x abs 8)

-56

Graphing/Comparing and Ordering Rational Numbers

100

Compare 

-7/8    -3/5

<

200

Compare 

-0.65         -3/5

<

300

Order from least to greatest.

3/4, 5/6, 5/8

5/8, 3/4, 5/6

400

Order from least to greatest.

-0.53, -4/9, -2/3

-2/3, -0.53, -4/9

500

Order from least to greatest.

6 1/4, 6.24, 3/5, 6.025

3/5, 6.025, 6.24, 6 1/4

GCF/LCM

100

Find the GCF of 30 and 42.

6

200

Find the LCM of 12 and 15.

60

300

Find the GCF of 45 and 117.

9

400

Find the LCM of 45 and 75.

225

500

Find the GCF of 125x³y⁵ and 60x⁴y³

1500x³y³