Common Core math · Grade 1 · Operations & Algebraic Thinking
1.OA.A.1
Solve story problems with adding and subtracting up to 20.
What 1.OA.A.1 says
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing.
- Grade
- Grade 1
- Domain
- OA — Operations & Algebraic Thinking
- Full code
- CCSS.MATH.CONTENT.1.OA.A.1
Free worksheets for 1.OA.A.1
10 aligned worksheets. Every one is a free printable PDF. No account, no email, no paywall.
Word Problems — Addition
Math · 1 page
Word Problems — Subtraction
Math · 1 page
Word Problems — Subtraction
Math · 1 page
Word Problems — Addition
Math · 1 page
Word Problems — Subtraction
Math · 1 page
Word Problems — Addition
Math · 1 page
Word Problems — Subtraction
Math · 1 page
Word Problems — Subtraction
Math · 1 page
Word Problems — Addition
Math · 1 page
Word Problems — Subtraction
Math · 1 page
More free Grade 1 math
Other Grade 1 standards
1.OA.A.1 — common questions
What is 1.OA.A.1?
1.OA.A.1 is a Grade 1 Common Core math standard in the Operations & Algebraic Thinking domain. It reads: “Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing.”
What grade is 1.OA.A.1?
1.OA.A.1 is a Grade 1 standard. The number straight after the domain letters is the grade, so the “1” in 1.OA.A.1 means Grade 1.
What does the code 1.OA.A.1 stand for?
Read it left to right: 1 is the grade, OA is the domain (Operations & Algebraic Thinking), and the last number is the standard within that domain. The full identifier is CCSS.MATH.CONTENT.1.OA.A.1.
Are there free worksheets for 1.OA.A.1?
Yes — 10 printable worksheets on this page are aligned to 1.OA.A.1. Every one is a free PDF with no account, no email and no paywall.