| 1) | -202 − 916 = | 2) | -627 + 667 = | 3) | 300 + 693 = |
| 4) | -600 − 948 = | 5) | -31 + 788 = | 6) | 601 − 373 = |
| 1) | -202 − 916 = -1118 | 2) | -627 + 667 = 40 | 3) | 300 + 693 = 993 |
| 4) | -600 − 948 = -1548 | 5) | -31 + 788 = 757 | 6) | 601 − 373 = 228 |