Represent and use number bonds and related subtraction facts within 20
| 1. | Crossing 10: Add 7 to 8 | |
| 2. | Crossing 10: 14-4; 14-7=? | |
| 3. | Crossing 10: Add 5 to 8 | |
| 4. | Crossing 10: Add 5 to 9 | |
| 5. | Crossing 10: Add 9 to 6 | |
| 6. | Crossing 10: 14-4; 10-7=? | |
| 7. | Crossing 10: 13-3; 10-9=? | |
| 8. | Crossing 10: 17-7; 17-9=? | |
| 9. | Crossing 10: Add 8 to 5 | |
| 10. | Crossing 10: Add 9 to 9. | |
| 11. | Teen Zone: Add 7 to 8 | |
| 12. | Teen Zone: Add 8 to 6 | |
| 13. | Teen Zone: Add 9 to 7 | |
| 14. | Teen Zone: Take 8 from 15 | |
| 15. | Teen Zone: Take 5 from 13 | |
| 16. | Teen Zone: Take 7 from 12 | |
| 17. | Teen Zone: Take 8 from 15 | |
| 18. | Teen Zone: Take 8 from 15 | |
| 19. | Teen Zone: Add 5 to 7 | |
| 20. | Teen Zone: Take 7 from 15 | |
| 21. | Teen Zone: Take 9 from 16 | |
| 22. | Teen Zone: Take 9 from 18 | |
| 23. | Teen Zone: Take 11 from 17 | |
| 24. | Teen Zone: Take 9 from 14 | |
| 25. | Teen Zone: Add 6 to 6 | |
| 26. | Teen Zone: Add 8 to 7 | |
| 27. | Crossing 10: Add 7 to 7 | |
| 28. | Crossing 10: Add 9 to 7 | |
| 29. | Crossing 10: Take 8 from 17 | |
| 30. | Crossing 10: Take 9 from 17 | |
| 31. | Crossing 10: Take 9 from 13 | |
| 32. | Crossing 10: Add 6 to 8 | |
| 33. | Crossing 10: Take 9 from 15 | |
| 34. | Crossing 10: Take 9 from 14 | |
| 35. | Crossing 10: Take 8 from 13 | |
| 36. | Crossing 10: Take 7 from 14 | |
| 37. | Ten Buddies: Use a 10-frame for addition across the 10s bound 9+4=13 | |
| 38. | Ten Buddies: Use a 10-frame for addition across the 10s bound 8+7=15 | |
| 39. | Ten Buddies: Use a 10-frame for addition across the 10s bound 9+7=16 | |
| 40. | Ten Buddies: Use a 10-frame for addition across the 10s bound 7+6=13 | |
| 41. | Ten Buddies: Use a 10-frame for addition across the 10s bound 8+4=12 | |
| 42. | Ten Buddies: Use a 10-frame for addition across the 10s bound 8+6=14 |