-18 + 16 = -2
negative sixteen. ( im 10 and doing this )
16 positive is.
27
-2/9 + 5/6 = -4/18 + 15/18 = 11/18
Since minus a negative is the same as a plus, then 18 - (-18) is the same as 18+18 = 36
5/18 + -1/6 = 5/18 - 3/18 = 2/18 = 1/9
(-0.75) + 18 = 17.25
Negative 2 - negative is 18 integers. Positive 18 to negative is 20 integers.
-4 + -5 + -2 + -1 = -12 (negative 12).
-11 + (-7) = -18
-18 + 100 is the same as 100 - 18.