28-04-2015
Mathematics

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estimate the product of 37 and 51

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ArrowMan ArrowMan

28-04-2015

90 because 37-->40 and 51-->50 so 40 + 50=90

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28-04-2015

37 rounded is 40 And 51 rounded is 50 so if you round and add 40+50 or 4+5 (then add a zero) Equals 90

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