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Negative plus a negative is a negative.

Ex. -1+-1=-2

Negative times a negative is a positive.

-2*-2=4

But a negative [minus] plus a positive [plus] can be minus, zero or plus:

For example,

-3 + 2 = -1

-3 + 3 = 0

-3 + 4 = +1

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โˆ™ 2010-03-28 14:41:29
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Q: What does a Minus plus a plus equal?
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