2.AT.A: Solve problems involving addition and subtraction.

Solve problems involving addition and subtraction.

2.AT.A.1Use addition and subtraction within 100 to solve one-step problems in context involving an unknown in any situation or position by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.2.AT.A.2Use addition and/or subtraction within 100 to solve two-step problems in context involving any situation or position of an unknown by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.

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