CCSS 1.OA.A.2 - 1st Grade Operations & Algebraic Thinking

1.OA.A.2: Solve word problems with three whole numbers that sum to 20

Students add three numbers together to solve word problems, with a total up to 20. Browse free printable worksheets aligned to Common Core standard 1.OA.A.2. Every activity is designed by a certified K-5 educator to help 1st grade students master this operations & algebraic thinking standard.

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Understanding Common Core Standard 1.OA.A.2

Full CCSS code: CCSS.MATH.CONTENT.1.OA.A.2

Domain: Operations & Algebraic Thinking (OA)

Grade level: 1st Grade

What this standard covers: Students add three numbers together to solve word problems, with a total up to 20.

Frequently Asked Questions About CCSS 1.OA.A.2

What does CCSS 1.OA.A.2 cover?

1.OA.A.2 is a 1st Grade Operations & Algebraic Thinking Common Core standard. Students add three numbers together to solve word problems, with a total up to 20.

What grade level is CCSS 1.OA.A.2?

1.OA.A.2 is a 1st Grade standard. Each worksheet on this page is designed for 1st grade students.

Are these 1.OA.A.2 worksheets free to download?

Yes. Every worksheet on AAKollective is 100% free, with no account required. Download instantly as a print-ready PDF.

Can I use these CCSS-aligned worksheets in my classroom?

Absolutely. Teachers are encouraged to use these 1.OA.A.2 worksheets for whole-class instruction, small groups, homework, and as formative assessments. Our license also covers homeschool use.

Where can I find more 1st Grade Operations & Algebraic Thinking worksheets?

Browse our full library of 1st grade math worksheets by visiting the 1st Grade section. Many are tagged with additional CCSS codes in the same Operations & Algebraic Thinking domain.

Other 1st Grade Operations & Algebraic Thinking Standards

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