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Addition within 20 — Worksheet 16

Name: Date: Addition within 20 Solve each problem. 1. 10 + 2 =2. 12 + 4 =3. 6 + 1 =4. 15 + 3 =5. 4 + 15 =6. 8 + 1 =7. 5 + 7 =8. 10 + 9 =9. 6 + 6 =10. 13 + 2 =11. 11 + 3 =12. 11 + 7 =13. 8 + 7 =14. 13 + 6 =15. 4 + 1 =16. 14 + 1 =17. 14 + 4 =18. 9 + 8 =19. 13 + 3 =20. 14 + 5 = 1216718199121912151418151951518171619 funchildren.com 1st Grade · Sheet #16