Answers

2014-07-09T21:44:45+08:00
2 + (-4) = -2
because 2 + (-4) = 2-4
so the answer is -2
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2014-07-09T21:44:54+08:00
It is  = negative 2  because the 4 is bigger than 2
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thanks , for those answered....
Negative 2. Because unlike sign is subtract then copy the sign with higher number.