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 = 5

What is 1.3

200
a + 13 = 10
What is -3
200

d - 7 = 9

What is 16

200

7x = 63

What is 9

200

x/4 = 14

What is 56

200

x +66.09 = 102.8

What is 36.71

300

n + 8 = 14

What is 6

300

k - 83 =121

What is 204

300

5e = 400

What is 80

300

x/6 = 6

What is 36

300

5.6 = 0.8x

What is 7

400

27 = c + 27

What is 0

400

a -163 = 392

What is 555

400

21y = 756

What is 36

400

80 = x/15

What is 1200

400
0.12 = y/0.12
What is 0.0144
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