yanelisdavila yanelisdavila

12-01-2018
Mathematics

contestada

alan used 9 as an estimated for 3 7/10 + 5 4/10. he added and got for the actual sum. is alan's answer reasonable ?

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texaschic101 texaschic101

12-01-2018

3 7/10 + 5 4/10 = 8 11/10 = 9 1/10

so estimate = 9
actual answer = 9 1/10

yes, his answer is reasonable

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