| 1) | 748 + 997 = | 2) | -953 − 922 = | 3) | -563 − 342 = |
| 4) | -39 + 11 = | 5) | 490 + 997 = | 6) | -801 + 976 = |
| 1) | 748 + 997 = 1745 | 2) | -953 − 922 = -1875 | 3) | -563 − 342 = -905 |
| 4) | -39 + 11 = -28 | 5) | 490 + 997 = 1487 | 6) | -801 + 976 = 175 |