Review 1: Units 1-5

Unit 1: Rational Numbers

100

Absolute value of -9

9

200

What is 1/10 as a decimal?

0.1

300

Put the following numbers in order from least to greatest: -2, -3.5, 2.6, -3.7, 2.2

-3.7, -3.5, -2, 2.2, 2.6

400

Put the following in order from least to greatest: -1/5, -3/10, 2/3, 1/4

-3/10, -1/5, 2/3, 1/4

500

Create a vertical number line to demonstrate the scenario: There is a bird flying at 300 ft., a submarine 200 ft. under the water, and a whale at surface level

*Number line showing 300, 0, and -200

Unit 2: LCM, GCF, Prime Factorization

100

Find the GCF of 10 and 8

2

200

Find the LCM of 3 and 7

21

300

LCM of 4 and 15

60

400

Write 81 as a product of prime factors.

3⁴

500

GCF of 108 and 120

12

Unit 3: Operations w/ Rational Numbers

100

4.8 ÷ 1.2

4

200

Evaluate: (1.2)(3.1)

3.72

300

Multiply the following fractions: 1/2 x 3/10

3/20

400

Divide the following fractions 3/4 ÷ 1/5

15/4 or 3.75

500

Multiply 1 1/2 x 2 3/4

33/8 or 4.125

Unit 4: Expressions

100

Simplify the following expression: 5x + 7 + 2x

7x + 7

200

Write an expression: The product of a number and 4 decreased by 3

4x - 3

300

Use distributive method to simplify the following expression: 3(2x+6)

6x+18 

400

What is the value of 2y+5y when y=6

42

500

What is the value of 2p + (p ÷ 2) when p=4

10

Unit 5: Equations

100

Which value makes the equation 6x=30 true?

A. 2

B. 3

C. 4

D. 5

D. 5

200

x + 92 = 100

x = 8

300

x - 54 = 116

x = 62

400

5x = 310

x = 62

500

Solve the following equation: 3.6x=43.2

x=12