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23-04-2018
Mathematics

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Estimate the sum of 4.27 and 9.91 by first rounding each number to the nearest whole number.

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Supernova Supernova

23-04-2018

4.27 + 9.91

Round them to the nearest whole number.

4.27 ⇒ 4
9.91 ⇒ 10

Now you can add them up.

4 + 10 = 14

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