| 9 + 0 = _____ | 16 + 2 = _____ |
| 1 + 5 = _____ | 16 - 15 = _____ |
| 2 + 3 = _____ | 19 - 11 = _____ |
| 8 - 1 = _____ | 5 + 3 = _____ |
| 8 - 2 = _____ | 14 - 2 = _____ |
| 3 + 5 = _____ | 16 - 16 = _____ |
| 3 - 1 = _____ | 15 - 4 = _____ |
| 15 - 6 = _____ | 8 - 1 = _____ |
| 1 + 10 = _____ | 8 - 2 = _____ |
| 13 + 6 = _____ | 9 - 5 = _____ |