CCSS.MATH.CONTENT.1.OA.A.1 1st Grade

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.

Addition Up to 20
View Addition Up to 20

Practice addition up to 20 with objects, numbers and word problems.

Subtraction with Word Problems
View Subtraction with Word Problems

Practice Subtraction with Word Problems Under 20.

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