davian28 davian28

16-09-2015
Mathematics

contestada

use compatible number to estimate the sum of 428+286

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madisocriok06 madisocriok06

16-09-2015

428
+286
714 that is your answer

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DaBoss81 DaBoss81

16-09-2015

My real answer is 712 but it estimate to 700.

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