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CCSS 1.OA.A.1 Worksheets

Grade 1 · Operations & Algebraic Thinking

Solve addition and subtraction word problems within 20 involving adding to, taking from, putting together, and comparing.

Below are free printable worksheets that support 1.OA.A.1. Print them as PDFs, or generate a fresh one. Every math answer key is computed in code, so it is never wrong.

Addition worksheets

All addition worksheets →
Pre-K Addition
Set A · printable PDF · answer key
Pre-K Addition
Set B · printable PDF · answer key
Pre-K Addition
Set C · printable PDF · answer key
Pre-K Addition
Set D · printable PDF · answer key
Pre-K Addition
Set E · printable PDF · answer key
Pre-K Addition
Set F · printable PDF · answer key

Subtraction worksheets

All subtraction worksheets →
Pre-K Subtraction
Set A · printable PDF · answer key
Pre-K Subtraction
Set B · printable PDF · answer key
Pre-K Subtraction
Set C · printable PDF · answer key
Pre-K Subtraction
Set D · printable PDF · answer key
Pre-K Subtraction
Set E · printable PDF · answer key
Pre-K Subtraction
Set F · printable PDF · answer key

Word Problems worksheets

All word problems worksheets →
Grade 1 Word Problems
Set A · printable PDF · answer key
Grade 1 Word Problems
Set B · printable PDF · answer key
Grade 1 Word Problems
Set C · printable PDF · answer key
Grade 1 Word Problems
Set D · printable PDF · answer key
Grade 1 Word Problems
Set E · printable PDF · answer key
Grade 1 Word Problems
Set F · printable PDF · answer key
Make a worksheet for 1.OA.A.1
More Grade 1 standards: 1.OA.B.3 · 1.OA.B.4 · 1.OA.C.6 · 1.OA.D.8 · 1.NBT.A.1 · 1.NBT.B.2 · 1.NBT.B.3 · 1.NBT.C.4
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