Adding Numbers in Multiple Ways (Frakes)

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This lesson focuses on 2.NBT.6 - adding up to four 2-digit numbers using strategies based on place value and properties of operations. The class discusses the skills strategies they have learned for adding two 2-digit numbers, and they are challenged to extend these understandings to add four 2-digit numbers. Core Actions 1 & 2 are clearly evident in this lesson.

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