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Addition within 20 — Worksheet 13

Name: Date: Addition within 20 Solve each problem. 1. 9 + 4 =2. 2 + 1 =3. 3 + 7 =4. 9 + 10 =5. 11 + 7 =6. 6 + 3 =7. 9 + 5 =8. 10 + 7 =9. 3 + 11 =10. 8 + 8 =11. 6 + 2 =12. 12 + 4 =13. 3 + 6 =14. 2 + 2 =15. 6 + 13 =16. 7 + 10 =17. 5 + 6 =18. 6 + 10 =19. 2 + 10 =20. 3 + 4 = 1331019189141714168169419171116127 funchildren.com 1st Grade · Sheet #13