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 - (-6.7) = 12

What is 5.3

300
n + (-8) = -14
What is -6
300

k - (4/3) = (5/2)

What is 23/6

300
-5e = -400
What is 80
300
x/6 = -6
What is -36
300
-5.6 = 0.8x
What is -7
400

x + 3/10 = 10

What is 97/10

400
x - 327 = -665
What is -338
400

(11/2)x = (3/4)

What is (3/22)

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

c/-0.2 = 5.4

What is -1.08

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

1.2 = y/1.2

What is 1.44

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