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mzrivera2006 mzrivera2006
  • 29-09-2015
  • Mathematics
Answered

Use rounding or compatible numbers to estimate the difference 82-44

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secretly
secretly secretly
  • 29-09-2015

40 \(x^{2} \sqrt{x} \sqrt[n]{x} \frac{x}{y} x_{123}\)

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Mydogdiva2
Mydogdiva2 Mydogdiva2
  • 29-09-2015

Round 82 to 80 then round 44 to 40 because the digit on the right of it has a value less than 5. Then you would get 80-40=40

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