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 multiplication $= 7236 \times 65$

Right multiplication $= 7236 \times 56$

Difference between both anwers $= 7236 \times 65 - 7236 \times 56$

Difference between both anwers $= 7236 \times (65 - 56)$

Difference between both anwers $= 7236 \times 9 = 65124$

So, the wrong answer was greater than right answer by $65124$

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

Wrong multiplication=7236×65Right multiplication=7236×56Difference between both anwers=7236×65−7236×56Difference between both anwers=7236×(65−56)Difference between both anwers=7236×9=65124So, the wrong answer was greater than right answer by 65124

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