Dsweets20 Dsweets20
  • 17-10-2016
  • Mathematics
contestada

How was the question 7+7+7 = 21 and 3×7 = 21 related ?

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abberjabber
abberjabber abberjabber
  • 17-10-2016
7+7+7=21 is the same as saying 7 times 3+
=21
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sessionlauren
sessionlauren sessionlauren
  • 17-10-2016
they both mean the same thing. multiplying 3 by 7 is the same as adding 7 three times.
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