7th Grade Math Review

Adding and Subtracting Integers

100

What is -5 + 7

2

200

What is -14 + -4?

-18

300

What is 12 + (-13)?

-1

400

What is -17 + 5 ?

-12

500

What is -19 + -10?

-29

Multiplying and Dividing Integers

100

What is -5(-4) ?

20

200

What is -20(2)

-40

300

What is 

-25/5

-5

400

What is 

-80/-8

10

500

What is -9(-9)

81

Simplifying Expressions

100

Simplify:

2x + 3x

5x

200

Simplify:

5y + 6 + 3y

8y + 6

300

Simplify

10m - 3m + 7m

14m

400

Simplify:

5(4x + 3)

20x +15

500

2(3 - 5y)

6 - 10y

One Step Equations

100

Solve for X:

x + 4 =16

x=12

200

Solve for X:

x - 12 = 1

X = 13

300

Solve for X:

9x = 72

X = 8

400

5x = 10

X=2

500

6x = 30          

x= 5

Word Problems

100

Five times a number is equal to forty. What is the number?

8

200

Nine times a number is equal to forty-five. What is the number?

5

300

3 times a number equal 18.  What is the number?

6

400

An employee earns $2 for every magazine sold How many magazines will the employee need to sell in order to earn at least $40 in one week?

20 magazines

500

DOUBLE MONEY:

Three taxi drivers are working at an airport. The first driver transported seventeen passengers in one day. The second driver transported six more passengers than the first driver, while the third driver transported two fewer passengers than the second driver. How many total passengers did the three drivers transport?

61 passengers