Number Properties and Review

Name that Property

100

Name that property:

a + b = b + a

commutative

200

Name that property:

ab=ba

commutative

300

Name that property:

5(3 + 2)

Distributive

400

Name that property:

(3 + 2) + 6 = 3 + (2+6)

associative

500

a + (b +c) = (a + b) + c

associative

Simplify the Expression

100

Simplify using the distributive property:

5(x+2)

5x + 10

200

Simplify using the distributive property:

2(x+4)

2x + 8

300

Simplify using the distributive property:

5(x - 1)

5x-5

400

Simplify Using the Distributive Property:

3(2x + 4)

6x + 12

500

Simplify using the distributive property:

7(2x - 4)

14x -28

Squares and Square Roots

100

Write in standard form:

5³

125

200

3²

9

300

Find the square root of 64

8

400

Find the square root of 9

3

500

(1/2)²

1/4

Order of Operations

100

Solve using the order of operations:

2 + 4 x 3 

14

200

Solve using the order of operations:

5² + 2 x 3

31

300

Solve using the order of operations:

4 x (3 + 4)

28

400

Solve using the order of operations:

10 x 1 - 5 x 2

0

500

Solve using the order of operations:

3² - 4 x 2

1

Equations

100

x- 4 = 8

x = 12

200

x + 5 = 22

x =17

300

5x = 30

x=6

400

x/2 =4

x=8

500

4x = 32

x=8