| 1) | 5 + 6 = | 2) | -10 − 6 = | 3) | -9 − 7 = | 4) | -10 − 2 = |
| 5) | 6 + 3 = | 6) | -3 + 1 = | 7) | -2 + 7 = | 8) | -6 − 1 = |
| 1) | 5 + 6 = 11 | 2) | -10 − 6 = -16 | 3) | -9 − 7 = -16 | 4) | -10 − 2 = -12 |
| 5) | 6 + 3 = 9 | 6) | -3 + 1 = -2 | 7) | -2 + 7 = 5 | 8) | -6 − 1 = -7 |