Addition Within 20

📚 Grade 1⭐ easy📄 20 problems

Grade 1 addition worksheets within 20 to build fluency and confidence.

Worksheet Preview

13 + 8 = ____

9 + 10 = ____

3 + 2 = ____

7 + 8 = ____

19 + 16 = ____

15 + 16 = ____

3 + 7 = ____

3 + 9 = ____

11 + 12 = ____

1 + 11 = ____

4 + 6 = ____

10 + 16 = ____

10 + 8 = ____

15 + 14 = ____

2 + 1 = ____

7 + 11 = ____

14 + 17 = ____

7 + 0 = ____

16 + 0 = ____

10 + 14 = ____

About This Worksheet

This free printable addition within 20 is perfect for Grade 1 who are learning addition. Each worksheet contains 20 carefully designed problems to help students practice and master their addition skills.

All worksheets include a complete answer key, making them ideal for teachers, parents, and homeschoolers. Simply download the PDF and print as many copies as you need - it's completely free!