odst117
Give an example of why subtraction is not commutative.(In Words.)
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Weeku
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It is.
4-3 = -3+4
raheen
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subtract 5 from 7 then check if is's eaual to that when subtract 7 from 5
raheen
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7-5 is not equal to 5-7
FreeTrader
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No, Weeku is mis-using the word commutative. He has not commuted. The order of his operations are the same. Commutative means 4-3 would have to equal 3-4. It's not.
FreeTrader
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raheen has it right.
Weeku
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How?
4-3 = 4+(-3) = (-3)+4