Solving One-Step Equations

Addition

100

x + 4 = 25

What is 21

200

a + 13 = 10

What is -3

300

n + 8 = 14

What is 6

400

x - 36 = 100

What is 136

500

27 = c + 27

What is 56

Subtraction

100

x - 2 = 6

What is 8

200

d - 7 = -9

What is -2

300

k + 83 =121

What is 38

400

x + 327 = 665

What is 338

500

a + 163 = 392

What is 555

Multiplication

100

9x = 27

What is 3

200

-7x = -63

What is 9

300

5e = 400

What is 80

400

11x = 275

What is 25

500

21y = 756

What is 36

Division

100

y/6 = 2

What is 12

200

x/4 = 14

What is 56

300

x/6 = -6

What is -36

400

28 = a/13

What is 364

500

x/15 = 80

What is 1200

Decimals

100

m + 3.7 = 5

What is 1.3

200

102.8 - x = 66.09

What is 36.71

300

5.6 = 0.8x

What is 7

400

c - 0.29 = 5.5

What is 5.79

500

Y / 12 = 4

What is 48