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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 __ = 24 -6
What is -4
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 = -14 --- 4
What is -56
200
x - (-66.09) = 102.8
What is 36.71
300
n + (-8) = -14
What is -6
300
k - (-83) =121
What is 38
300
-5e = -20
What is 4
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
-1x = 275
What is -275
400
-7 = a ---- -21
What is 21
400
c = 5.5 --- -0.3
What is -1.65
500
-27 = c + 27
What is -54
500
a - (-163) = -392
What is -555
500
-2y = -16
What is 8
500
-8 = X --- 15
What is -120
500
0.03= y --- 0.25
What is 0.0075