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lesson 20
1 hour

Student Explanations for Choice of Solution Methods (Continued)


Description

Students choose and explain solution strategies and record with a written addition or subtraction method. Students then discuss and analyze their chosen methods and decide which method is most efficient for the given problem type.

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From EngageNY.org of the New York State Education Department. Grade 2 Mathematics Module 5, Topic D, Lesson 20. Available from engageny.org/resource/grade-2-mathematics-module-5-topic-d-lesson-20; accessed 2015-05-29.
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