7th Grade Math Review

Vocabulary

100

What is a binomial?

An expression in simplest form with 2 terms

200

What is a constant?

A number with no variable

300

What are like terms? 

Terms with the same variable

400

What are the three types of polynomials we learned about?

monomial, binomial, and trinomial 

500

What is a coefficient? 

The number attached to a variable

Percents

100

Eight is 5% of what number?

160

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 $34.60. You decide to leave an 15% tip. What is the total cost of the bill?

$39.79

500

Kim bought a hat in California. The hat cost $15 before the 8% sales tax was applied. How much did Kim pay for the hat after taxes were added?

Kim paid $16.20

Ratios/Proportions

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

Mr. Passeri bought 5 movies from the 90's. His bill was $32.75. How much was each movie? 

$6.55 each

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:

-3(x + 4) = 36

x = -16

500

3.3h − 3 = 15 −1.2h

h=0.25

Random

100

What does this symbol mean?

>

greater than

200

Simplify:

3x + x - x

3x

300

Who is the "father" of Gamora?

Thanos

400

If k =4 and h = -2, what is kh?

-8

500

Simplify:

3x - 4 + 2z - 11 + 2(z + x) 

5x + 4z - 15