aperez3210 aperez3210

18-09-2017
Mathematics

contestada

Explain how knowing 7 plus 1 helps you find the sum of 1 plus 7

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JustTasnim JustTasnim

18-09-2017

The sum of and plus mean the same thing so knowing 7 plus 1 and will help with the sum of 7 and 1 because you'd get the same answers

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gizvil828 gizvil828

19-09-2017

The commutative property: a+b=b+a or 7+1=1+7

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