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How can you express 499 to find the product 499 x 5 using mental math? explain

User LVBen
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1 Answer

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We can write 499 as 499 = 500 - 1

Because it is easy to multiply 500 and 5 compare to 499 to 5.

So product of 499 * 5 = (500 - 1)*5
= 500*5 - 1*5
= 2500 -5 = 2495

So the answer is 2495.
User Arunmoezhi
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