Math 8 Game

Inequalities

100

x+5>12

x<7

200

9x + 5 < 10x - 5

What is x < 10

300

x + 5 > 55 - 9x

x > 5

400

15x - 6 < 144

x < 10

500

x(3+5)-6>50

What is x>7

Square Roots & Perfect Squares

100

5²

What is 25

200

square root of 100

What is 10

300

4³

What is 64

400

Square root of 169

What is 13

500

The square root of -1

What is an imaginary number

Scientific Notation

100

5.5 x 10¹

What is 55

200

0.007 in scientific notation

What is 7 x 10^-3

300

9.95 x 10³

What is 9,950

400

100,000,000 in standard form

What is 1 x 10⁸

500

8,500,000 in scientific notation

8.5 x 10⁶

Solving for X

100

x + 5 = 20

What is x = 15 

200

5x = 25

What is x = 5

300

4x + 6 = 30

What is x = 6

400

5(x - 4) = 50

What is x = 14

500

5x + 15 = 75

What is x = 12

Simplifying Expressions

100

5x + 10 + 5

5x + 15

200

6x² + 5 - 6

What is 6x² -1

300

5(x + 5) 

What 5x + 5

400

5x + 5(5)

What is 5x + 25

500

3x + 5 - 6 - x

what is 2x - 1