Opposite numbers

Calculate opposite numbers (additive inverse) to given ones:

Correct result:

-84:  84
-99:  99
56:  -56
-36:  36
65:  -65
43:  -43
96:  -96
10:  -10
4:  -4
-43:  43

Solution:

(84)=84
(99)=99
(56)=56
(36)=36
(65)=65
(43)=43
(96)=96
(10)=10
(4)=4
(43)=43



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