queenfaith101 queenfaith101
  • 03-11-2016
  • Mathematics
contestada

explain how to use benchmarks to estimate 0.28 + 71

Respuesta :

zss2468 zss2468
  • 07-11-2016
you make .28 in to a percent and add and make sure to convert 71 as a percent.


28%+71%=92%

Now take a way the percent sign.
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