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The top documents tagged [invented strategy]
Operations and Algebraic Thinking November 15, 2012
222 views
Number Sense Addition and Subtraction Strategies (or, Are You Serious? No Algorithm?!) Lise Brown Caldwell Elementary
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Number Sense Addition and Subtraction Strategies (or, Are You Serious? No Algorithm?!)
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Operations and Algebraic Reasoning
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Operations and Algebraic Thinking
80 views