anita5991
anita5991 anita5991
  • 21-10-2014
  • Mathematics
contestada

Write an expression that shows how to use the halving and doubling strategy to find 28x50

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Abhi5 Abhi5
  • 21-10-2014
Double of 50 is 100, so 28*100=2800, now half of the answer is 2800/2=1400
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