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Estimating Sum for Large Numbers

Estimated dif...

Question

Estimated difference of 7732 and 470 is equal to

A

7200

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B

7200

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C

7000

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D

7500

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Solution

The correct option is A
7200

Round off the given numbers to the nearest hundreds.
7732 can be rounded off to 7700 and 470 can be rounded off to 500. On subtracting, we get the estimated difference as 7200.

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