aperez3210 aperez3210
  • 18-09-2017
  • Mathematics
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Explain how knowing 7 plus 1 helps you find the sum of 1 plus 7

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JustTasnim
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 gizvil828
  • 19-09-2017
The commutative property: a+b=b+a or 7+1=1+7
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