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Mathematics 15 Online
OpenStudy (anonymous):

help! (question in reply bar)

OpenStudy (anonymous):

Describe two ways to estimate the product 5 and one-eighth times 7 and nine-tenths. Find the estimate for this product using each method. (with attachment for 5 1/8 and 7 9/10)

OpenStudy (dumbcow):

round each term to closest whole num --> 5*8 = 40

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