Friday, February 7, 2014

Mah problems of the week: 4h grade Everyday Math vs. Singapore Mah

Two approaches to multidigit multiplication and estimation in 4th grade math.

I. From the 4th grade Everyday Math Student Math Journal, Volume 1 [click to enlarge]:



II. From the 4th grade Singapore Math, Primary Mathemaics 4A Workbook [click to enlarge]:

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