Addition
Subtraction
Multiplication
Division
Decimals
100
x + 4 = 25
What is 21
100
x - 2 = 6
What is 8
100
27 = 9d
What is 3
100
y/6 = 2
What is 12
100
m + 1.7 = 2.4
What is 0.7
200
a + 13 = 10
What is -3
200
d - 7 = 9
What is 16
200
7x = 63
What is 9
200
14 = g/4
What is 56
200
x + 66.09 = 102.8
What is 36.71
300
n + 8 = 14
What is 6
300
12 = k - 8
What is 20
300
5e = 400
What is 80
300
x/6 = 6
What is 36
300
5.6 = 0.8x
What is 7
400
36 + x= 100
What is 64
400
x - 323 = 665
What is 988
400
11j = 121
What is 11
400
28 = a/13
What is 364
400
c/0.29 = 5.5
What is 1.595
500
27 = c + 27
What is 0
500
a -16 = 39
What is 55
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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