Pre-Algebra

Integers

100

4 + - 9

-5

200

12 x - 3

-36

300

-23 - - 11

-12

400

-144/-12

12

500

-122 x 4

-488

Equations

100

x + 9 = 12

x = 3

200

5 + y = -4

y = -9

300

4x = 20

x = 5

400

-2x - 12 = 8

x = -10

500

(y/4) - 15 = - 12

y = 12

Solve when x = ...

100

Solve -3x + 9 when x = 5

-6

200

Solve (12/x) + 4 when x = 3

8

300

Solve 3x + (2x/6) when x = 9

30

400

Solve 12x - (5y/x) when x = 2 and y = 4

14

500

Solve (5x/5y) - 5y + 9x when x = 3 and y = 1

25

Exponents

100

3³

27

200

-2⁵

-32

300

247⁰

1

400

5¹ x 5²

125

500

(2²)²

16