7th Grade Math Review Jeopardy!

Simplifying Fractions

100

16/32

1/2

200

60/144

5/12

300

4/12

1/3

400

3/39

1/13

500

180/240

3/4

Expressions

100

Combine like terms to simplify the expression:

5x + 2 - 3x + 10

2x + 12

200

Use the distributive property:

-5( -2x + 10)

10x - 50

300

Combine like terms:

-2w + 4z + 7w - 9z + 3w

8w - 5z

400

Distribute and simplify:

10(2x + 3) + 3(x + 2)

23x + 36

500

Solve the expression for x = -10:

-5x + (4x - 5)

5

Percents

100

Convert 7% into a decimal.

0.07

200

Find 25% of 40.

10

300

How much is a $50 coat after a 20% DISCOUNT?

$40

400

A book costs $15 after a 25% markup.

What was the original price?

$12

500

The original cost of a car is $15,000.

The car shop offers you a 5% discount. They also charge 7% tax on the discounted price. What is the total cost of the car?

$15,247.50

Order of Operations

100

(30/5) + 2 * 3^2 =

24

200

(5 * 3)6 + 8/2 - 6 +3 =

91

300

4 + 2(8^2 -4) - 20/2 =

470

400

5*2 + 10 -3 * 5^2 =

-55

500

5*4 (10*2) + 6 =

406

Ratios

100

If there are 6 boys and 3 girls, what is the ratio of girls to boys in lowest form?

1:2

200

Simplify: 16:4

4:1

300

Solve for x to make these proportional: 5/6 = x/36

x = 30

400

Simplify: 144:60

12:5

500

Last week Bill earned $210 for a 30-hour week. What was his pay rate? What would he have earned for a 40-hour week?

Pay rate = $7/hour In a 40-hour week Bill would have earned $280.