7th Grade Math Equations & Expressions 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

What does 3x + 4 + 2x simplify down to?

5x + 4

200

Simplify   2x + 6 - x + 2

x + 8

300

Simplify -3x - 4 + 5x - 3

2x - 7

400

Simplify   2(x+1) + 3(x+4)

5x + 14

500

Simplify 3(2x + 1) - 2(x + 1)

4x + 1

Equations

100

Solve for x:   3x = 27

x = 9

200

Solve for x:    2x + 6 = 12

x = 3

300

Solve for x:  4x - 6 = -22

x = -4

400

Solve for x:   -3x + 8 = -13

x = 7

500

Solve for x:  4(x - 2) = 24

x = 8

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 blue stars and 3 red stars, what is the ratio of red to blue 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.