niya3664 niya3664

21-09-2016
Mathematics

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Estimate then find the product 5x4257

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MamaAustria MamaAustria

21-09-2016

Well, to estimate we round to a simple number to work with, so we keep 5 the same. But, 4,257 is less simple, so it becomes 4,000.

5×4,000= 20,000

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