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 - (-82) =10

What is -72

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 - 300 = -600

What is -300

400

11x = 275

What is 25

400
-28 = a/-13
What is 364
400

c/35 = 3

What is 105

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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