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        2,13+

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        Tape Diagrams: Modeling 2-Digit Addition & Subtraction

        Your students continue to use tape diagrams as a visual tool to solve word problems. Now, they solve for an unknown in any position. 

        This video demonstrates Common Core Grade 2 Standard Operations & Algebraic Thinking: Represent and solve problems involving addition and subtraction.

        Contributor: Broome-Tioga BOCES
        Funder: Southern Tier Teacher Center Network
        Funder: Schuyler-Chemung-Tioga-Corning Teacher Center
        Funder: Teacher Center of Broome County

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