| 1) | -221 + 720 = | 2) | -229 − 325 = | 3) | 95 − 145 = |
| 4) | -976 − 481 = | 5) | -896 + 465 = | 6) | -252 + 960 = |
| 1) | -221 + 720 = 499 | 2) | -229 − 325 = -554 | 3) | 95 − 145 = -50 |
| 4) | -976 − 481 = -1457 | 5) | -896 + 465 = -431 | 6) | -252 + 960 = 708 |