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2nbt9 Worksheets

Number and Operations in Base Ten Use place value understanding and properties of operations to add and subtract. 9Explain why addition and subtraction strategies work, using place value and the properties of operations.

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2nbt9

2nbt9 Worksheets - Addition Strategies worksheet

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Addition Strategies

2nbt9

Use compensation (adding a little extra, then subtracting it back) to make friendly numbers.
Solve addition problems by using doubles and near-doubles when numbers are close.

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