| 1) | -649 + 895 = | 2) | 538 − 975 = | 3) | -703 − 179 = |
| 4) | -497 − 958 = | 5) | 319 + 995 = | 6) | -979 + 144 = |
| 1) | -649 + 895 = 246 | 2) | 538 − 975 = -437 | 3) | -703 − 179 = -882 |
| 4) | -497 − 958 = -1455 | 5) | 319 + 995 = 1314 | 6) | -979 + 144 = -835 |