Solving One-Step Equations

Addition Equations

100

x + 4 = 25

What is 21

200

a + 13 = 100

What is 87

300

n + 28 = 149

What is 121

400

x + 436 = 1000

What is 564

500

27 = c + 27

What is 0

Subtraction Equations

100

x - 2 = 6

What is 8

200

d - 7 = 9

What is 16

300

k - 83 = 121

What is 204

400

x - 327 = 1665

What is 1992

500

a -163 = 392

What is 555

Multiplication Equations

100

9x = 27

What is 3

200

7x = 112

What is 16

300

5e = 400

What is 80

400

11x = 275

What is 25

500

21y = 756

What is 36

Division Equations

100

y/6 = 2

What is 12

200

x/4 = 14

What is 56

300

x/6 = 16

What is 96

400

28 = a/13

What is 364

500

80 = x/15

What is 1200

Decimals Equations

100

m + 3.7 = 12.4

What is 8.7

200

x - 66.09 = 102.8

What is 168.89

300

5.6 = 0.8x

What is 7

400

c/0.29 = 5.5

What is 1.595

500

0.12 = y/0.12

What is 0.0144