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Q8 of 85 Page 138

Estimate the value of the following numbers to the nearest whole number

Given, a number as 780. We need to estimate the value of the number to the nearest whole number.

780 lies between 729 and 784

⇒ 27² = 729 and 28² = 784

∴ 729 < 780 <784

⇒ 27 < < 28

Thus, the approximate value of is 27

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