7th Grade Integers Review Unit 3

Order of Operations*

100

3 x (4 + 2) - (-8) =

26

200

12 - 8/4 + 12(3) =

46

300

(3-4²) + 7 - (-3²) =

-15

400

3³ + 4/2 - (9 + 1) =

19

500

(-4 - 7) + 5 - 2(10) =

-26

Adding/Subtracting Integers*

100

-23 + 7

-16

200

-12 - (-12)

0

300

-7 - 4 

-11

400

7 - 12

-5

500

- 3 + (-10)

-13

Multiplying/Dividing Integers*

100

-5(8)

-40

200

-56 ÷ -7

8

300

-6(-3)

18

400

-12 / 4

-3

500

-2(-2)(-3) ÷ -4

3

Other*

100

True or False? 

-18-1= -17

False

200

-32/8 =

-4

300

The order of operations are:

PEMDAS 

Parentheses, Exponents, Multiplication/Division, Addition/Subtraction

400

True or False:

99*-23=243

False

500

-34-21=

-55

Representing Integers*

100

Write an integer to represent a loss of $150

-150

200

The average temperature of Saturn is 218 degrees below zero. What is the integer that represents the temperature?

- 218

300

Write the integer for a withdrawal of $25.

-25

400

Write the integer for a gain of 75 yards.

+75

500

Frank went swimming 7 feet under water. Write the integer to show how many feet he went.

-7