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| Math Central | Quandaries & Queries |
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Question from Maggie: Why is a negative minus a negative a negative? |
Hi Maggie,
A negative minus a negative can be positive, negative or even zero.
-3 - (-4) = -3 + 4 = 1
-6 - (-3) = -6 + 3 = -3
-5 - (-5) = -5 + 5 = 0
Penny
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