2.4.C.12 -Relate Manipulative Representations to a Written Method – Exit Ticket

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Sherry made a mistake while subtracting. Explain her mistake.

From EngageNY.org of the New York State Education Department. Grade 2 Mathematics Module 4, Topic C, Lesson 12. Internet. Available from http://www.engageny.org/resource/grade-2-mathemati...; accessed 26/Oct/2015.