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Domain Operations and Algebraic Thinking

Cluster Understand and apply properties of operations and the relationship between addition and subtraction.

1.OA.B

Understand and apply properties of operations and the relationship between addition and subtraction.

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Standards

1.OA.B.3 Apply properties of operations as strategies to add and subtract.Students need not use formal...

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1.OA.B.4 Understand subtraction as an unknown-addend problem. For example, subtract $10 - 8$ by finding...

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Tasks aligned to this cluster

Fact Families

Fact Families with Pictures

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