| 1) | -6 − 2 = | 2) | -1 + 5 = | 3) | -3 − 9 = | 4) | 8 + 10 = |
| 5) | 3 + 3 = | 6) | -9 + 1 = | 7) | -4 − 5 = | 8) | 7 + 7 = |
| 1) | -6 − 2 = -8 | 2) | -1 + 5 = 4 | 3) | -3 − 9 = -12 | 4) | 8 + 10 = 18 |
| 5) | 3 + 3 = 6 | 6) | -9 + 1 = -8 | 7) | -4 − 5 = -9 | 8) | 7 + 7 = 14 |