Addition
x + 4 = 25
What is 21
x - 2 = 6
What is 8
9+ x = -27
What is -36
The opposite of addition.
What is Subtraction?
m + 3.7 = 2.4
What is -1.3
a + 13 = 10
What is -3
d - 7 = -9
What is -2
-7 + x = -63
What is -56
The opposite of subtraction.
What is addition?
x - (-66.09) = 102.8
What is 36.71
n + (-8) = -14
What is -6
k - (-83) =121
What is 38
e + 48 = -400
What is -448
The opposite of 36.
What is -36
-5.6 = 0.8 + x
What is -6.4
x + 36 = -100
What is -136
x - 327 = -665
What is -338
-11 + x = -11
What is 0
The opposite of -364
What is 364
c - 0.2942 = 5.587
What is 5.8812
-27 = c + 27
What is -56
a - (-163) = -392
What is -555
-241 + y = -756
What is -515
5962.164 + x = -6738.462
What is -12700.626
45.123 = y + 167.1239
What is -122.0009