tyty09 tyty09
  • 13-08-2014
  • Mathematics
Answered

Explain how 9*4 can help you find 9*8.



Answer :

Аноним Аноним
  • 13-08-2014
9x4 can help you find 9x8 because after you find your answer all you have to do is add 9 four more times to get the sum of 9x8.
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Аноним Аноним
  • 14-08-2014
If you know that 9*4 is 36, then you multiply by two to get 9*8 which is 72, because 36 2=72
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