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qaws [65]
3 years ago
5

Explain how knowing 1+7 helps you find the sum for7+1

Mathematics
1 answer:
ss7ja [257]3 years ago
8 0
1+7 and 7+1 are the same equations. The numbers are just switched around .
Example:
1+2=3
2+1+3

<span>They add up to the same answer no matter where they are placed, therefore knowing 1+7 helps you find the sum of 7+1 (again, because they are the same)  </span>
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