Addition and subtraction for cute kids. 1. 1 + 1 = 2. 2 + 1 = 3. 8 + 1 = 4. 9 + 1 = 5. 2 + 2 = 6. 2 + 4 = 7. 3 + 5 = 8. 3 + 9 = 9. 5 + 4 = 10. 6 + 3 = 11. 6 + 4 = 12. 6 + 9 = 13. 12 + 3 = 14. 12 + 8 = 15. 12 + 9 = 16. 10 - 3 = 17. 10 - 5 = 18. 10 - 7 = 19. 10 - 9 = 20. 15 - 3 = 21. 12 - 2 = 22. 12 - 3 = 23. 12 - 9 = 24. 15 - 7 = 25. 15 - 8 = Good job !