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