melody27 melody27
  • 16-03-2015
  • Mathematics
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How do u multiply 124 times 17

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Hippalectryon
Hippalectryon Hippalectryon
  • 16-03-2015
124=100+20+4, 17=10+7
124*17=(100+20+4)(10+7)=1000+200+40+700+140+28=2108
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