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 = 5.0
What is 1.3
200
a + 1 = 10
What is 9
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 168.89

300
n + 8 = 14
What is 6
300
k - 83 =121
What is 204
300
5e = 40
What is 8
300
x/6 = 6
What is 36
300

5.6 = 0.8x

What is 7

400
x + 36 = 100
What is 64
400
x - 327 = 665
What is 992
400
11x = 275
What is 25
400
13 = a/4
What is 52
400

c/0.29 = 5.5

What is 1.595

500
27 = c + 27
What is 0
500
a - 45 = 23
What is 68
500
21y = 756
What is 36
500
8 = x/15
What is 120
500
0.12 = y/0.12
What is 0.0144
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