One-Step Equations

Addition

100

4 + x = 10

x = 6

200

5 + v = 15

v = 10

300

h + 8 = 16

h = 8

400

k + 12 = 30

k = 18

500

20 + q = 55

q = 35

Subtraction

100

9 - c = 3

c = 6

200

15 - t = 7

t = 8

300

y - 10 = 30

y = 40

400

b - 25 = 25

b = 50

500

60 - r = 42

r = 18

Challenge

100

200 + x = 310 

x = 110

200

v - 41 = 28 

v = 69

300

q(4) = 16

q = 4

400

e / 5 = 15

e = 75

500

12(2) + g = 36

g = 12