Addition
Subtraction
Multiplication
Division
Decimals
100
x + 4 = 25
What is 21
100
x - 2 = 6
What is 8
100

9x = 27

What is 3

100

y/6 = 2

What is 12

100
m + 3.7 = 2.4
What is -1.3
200

a + 3 = 10

What is 7

200

d - 7 = 9

What is 2

200

7x = 63

What is 9

200
x/4 = -14
What is -56
200

x - (66.09) = 102.8

What is 168.89

300

n + (8) = 14

What is 6

300

k + (83) =121

What is 38

300

5e = 400

What is 80

300

x/6 = 6

What is 36

300

5.6 = 0.8x

What is 7

400

x + 36 = 100

What is 64

400

x - 327 = 665

What is 992

400

11x = 275

What is 25

400

28 = a/13

What is 364

400

c/0.29 = 5.5

What is 1.595

500

27 = c + 27

What is 0

500

a - (163) = 392

What is 555

500
-21y = -756
What is 36
500

80 = x/15

What is 1200

500
0.12 = y/0.12
What is 0.0144
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