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=11

What is 94

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 -229

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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