puchiilove21ox7n8h puchiilove21ox7n8h
  • 02-10-2017
  • Mathematics
contestada

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

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djfunkstep djfunkstep
  • 02-10-2017
Same question just was shown in a different way.
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Universalpony
Universalpony Universalpony
  • 02-10-2017
Its the same equation but its commutative property
Ex 12+5=5+12

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