Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Math

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Repeated Reasoning: Products and Sums

Run Time: 00:04:41

Students use array structures to reason about relationships between sums and products of numbers added and multiplied. Charts from the teacher further help students identify patterns.

Standards

Content Standard

4.OA Operations and Algebraic Thinking

Practice Standard

8. Look for and express regularity in repeated reasoning


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