Kennedismith2005 Kennedismith2005
  • 15-09-2016
  • Mathematics
contestada

estimate the sum of 487 and 310

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Аноним Аноним
  • 15-09-2016
from what Value of the numbers the ones place,Tens,Hundreds?!?
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rajinder rajinder
  • 15-09-2016
487=500estimate
310=300estimate
sum is800
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