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Common Core Standards: Math See All Teacher Resources

Grade 1

Operations & Algebraic Thinking 1.OA.A.1

1. Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.1

More standards from Grade 1 - Operations & Algebraic Thinking