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Standard VI

Mathematics

Estimating Products of Numbers

A student mul...

Question

Question 8

A student multiplied 7236 by 65 instead of multiplying by 56. By how much was his answer greater than the correct answer?

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Solution

Wrong answer = $7236 \times 65$

Correct answer = $7236 \times 56$

Difference in the answers = 470340 - 405216 = 65124

Hence, if student multiplied 7236 by 65 instead of multiplying it by 56, then his answer will be greater than correct answer by 65124.

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Estimating Products of Numbers

Standard VI Mathematics

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Question 8 A student multiplied 7236 by 65 instead of multiplying by 56. By how much was his answer greater than the correct answer?

Wrong answer = 7236×65 Correct answer = 7236×56 Difference in the answers = 470340 - 405216 = 65124 Hence, if student multiplied 7236 by 65 instead of multiplying it by 56, then his answer will be greater than correct answer by 65124.

Question 8

A student multiplied 7236 by 65 instead of multiplying by 56. By how much was his answer greater than the correct answer?

Wrong answer = $7236 \times 65$

Correct answer = $7236 \times 56$

Difference in the answers = 470340 - 405216 = 65124

Hence, if student multiplied 7236 by 65 instead of multiplying it by 56, then his answer will be greater than correct answer by 65124.