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← All Standards

Grade 1

Arizona Math Standard: 1.OA.A.1

Use addition and subtraction within 20 to solve word problems with unknowns in all positions (e.g., by using objects, drawings, and/or equations with a symbol for the unknown number to represent the problem).

Adding and Subtracting Fruit

Adding and Subtracting Fruit

Use super cute fruit to introduce algebraic thinking to your young math students.

Spring Math Worksheets: Addition and Subtraction

Spring Math Worksheets: Addition and Subtraction

Four sets of 2-digit and 3-digit addition and subtraction practice. But the unknown isn’t where you expect it to be!