Solving One-Step Equations with Addition or Subtraction

Addition

100

Solve: x + 11 = 30

What is 19

200

Solve: x + 16 = 11

What is -5

300

Solve: x + 4 = -32

What is -36

400

Solve: 27 + x = -3

What is -30

500

Solve: -19 + x = -1

What is 18

Subtraction

100

Solve: x - 9 = 45

What is 54

200

Solve: x - 17 = 13

What is 30

300

Solve: x - 17 = -10

What is 7

400

Solve: x - 13 = -28

What is -15

500

Solve: x - 21 = -21

What is 0

Variable on Right Side

100

Solve: 14 = x + 6

What is 8

200

Solve: 19 = 17 + x

What is 2

300

Solve: -19 = 12 + x

What is -31

400

Solve: -23 = x + 12

What is -35

500

Solve: -14 = -7 + x

What is -7

Parentheses

100

Solve: x + (-3) = 18

What is 21

200

Solve: x + (-12) = -8

What is 4

300

Solve: x + (-19) = -24

What is -5

400

Solve: x - (-5) = 16

What is 11

500

Solve: x - (-7) = -3

What is -10

Decimals

100

Solve: x + 3.1 = 5.2

What is 2.1

200

Solve: x - 1.8 = 10.3

What is 12.1

300

Solve: 5.7 + x = 8.9

What is 3.2

400

Solve: -14.2 = 6.3 + x

What is -20.5

500

Solve: -13.7 = -5.8 + x

What is -7.9