1) | 101 − 624 = | 2) | -495 + 777 = | 3) | 830 + 68 = |
4) | 329 − 977 = | 5) | 336 − 728 = | 6) | 787 + 665 = |
1) | 101 − 624 = -523 | 2) | -495 + 777 = 282 | 3) | 830 + 68 = 898 |
4) | 329 − 977 = -648 | 5) | 336 − 728 = -392 | 6) | 787 + 665 = 1452 |