By rounding each number to 1 significant figure, estimate the answer to 623 - 14.71 ÷ 0.54.

Sleighty asked Sep 17, 2023

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Sleighty asked Sep 17, 2023

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17 votes

623 to 1 significant number = 600

14.71 to 1 significant number = 10

0.54 to 1 significant number = 0.5

answer:

$\tt (600-10)/(0.5)=1180$

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