| 1) | -872 + 465 = | 2) | -191 − 883 = | 3) | 325 + 910 = |
| 4) | -635 − 985 = | 5) | 818 + 274 = | 6) | 896 − 436 = |
| 1) | -872 + 465 = -407 | 2) | -191 − 883 = -1074 | 3) | 325 + 910 = 1235 |
| 4) | -635 − 985 = -1620 | 5) | 818 + 274 = 1092 | 6) | 896 − 436 = 460 |