7th Grade Math Review

Integers

100

742-375=?

367

200

200-348=?

-148

300

-83-59=?

-142

400

-49+102=?

53

500

−10(1+ 4) − 5

-55

Percents

100

Eight is 50% of what number?

16

200

Amanda got a 21/28 on her test. What is her percent score?

75%

300

What is 25% of 60?

15

400

A restaurant bill comes to $35.00. You decide to leave an 20% tip. What is the total cost of the bill?

$42

500

Kim bought a hat in California. The hat cost $15 before the 10% sales tax was applied. How much did Kim pay for the hat after taxes were added?

Kim paid $16.50

Ratios

100

Skyzone sells tickets for their jump area. You buy a ticket for 4 hours and it costs $24. How much are you paying per hour to jump?

$6

200

What is the unit rate of the ratio 42 cats : 6 people (42/6)?

7:1 or 7/1

300

Blake is able to get 27 miles on 1 tank of gas. How many miles can Blake travel on 6 tanks of gas?

162 miles

400

A toy company can produce 9 toys in 3 hours. How many toys can they produce in 24 hours?

72 toys

500

You paid $28.00 for 8 gallons of gasoline. How much would you pay for 15 gallons of gasoline?

You would pay $52.50

Equations

100

Solve for n. 2n+6=46

n=20

200

Solve for n. 83=-3n-25

n=-36

300

Solve for n. 5n+35=60

n=5

400

Solve for n. (n/3)-17=4

n=63

500

3.3h − 3 = 15 −1.2h

h=4

Geometry and Data

100

What is the area of a square with a side length of 7 cm?

Label your answer for credit.

49cm²

200

What is the median of the data set?

1, 2, 2, 3, 4, 5, 6, 6, 7

4

300

What is the median of this data set?

17, 22, 32, 34, 39, 40

33

400

What is the area of a parallelogram with a height of 8 in and a length of 9in ?

Label for credit.

72 in²

500

What is the volume of a triangular prism with the dimensions below?

Triangle base- 8 ft
Triangle height- 6 ft
Height of prism- 10 ft

Label for credit

240 ft³