One-Step Equations

Addition

100

z + 2 = 5

z = 3

200

p + 10 = 40

p = 30

300

b + 15 = 15

b = 0

400

m + 18 = 19

m = 1

500

j + 26 = 27

j = 1

Subtraction

100

k - 16 = 0

k = 16

200

7 = n - 1

8 = n

300

31 = x - 17

48 = x

400

a - 14 = 56

a = 70

500

t - 99 = 101

t = 200

Multiplication

100

5v = 25

v = 5

200

2w = 200

w = 100

300

6p = 60

p = 10

400

5j = 65

j = 13

500

25x = 775

x = 31

Division

100

 b/2 = 20 

 

 

b = 40

200

z/6 = 14

z = 84

300

 t/9 = 5 

t = 45

400

 k/15 = 7 

k = 105

500

 v/8 = 17 

v = 136

Fractions

100

 1/4 + w = 2/4 

w = 1/4

200

 n - 1/3 = 3/3  

1 1/3

300

 1/2x = 62 

x = 124

400

 3/4x = 17 

22 2/3

500

 x - 8/12 = 1/6 

x = 5/6

Decimals

100

2.3 + p = 6.5

p = 4.2

200

d - 7.5 = 9.6

d = 17.1

300

 c/2 = 5.6 

c = 11.2

400

4q = 4.68

q = 1.17

500

5r = 2.65

r = .53