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 + 13 = 10
What is -3
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 36.71
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 -136
400
x - 327 = -665
What is -338
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 -56
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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