1. Выполни деление в столбик:
| 784 | 4 | 847 | 7 | 268 | 2 | 858 | 6 |
| -4 ↓ | -7 ↓ | -2 ↓ | -6 ↓ |
| 38 | 14 | 06 | 25 |
| -36 ↓ | -14 ↓ | -0 ↓ | -24 ↓ |
| 24 | 07 | 08 | 18 |
| -24 | -7 | -8 | -18 |
| 0 | 0 | 0 | 0 |
| 196 | 121 | 134 | 143 |
| 982 | 2 | 357 | 3 | 536 | 4 | 426 | 6 |
| -8 ↓ | -3 ↓ | -4 ↓ | -42 ↓ |
| 18 | 05 | 13 | 06 |
| -18 ↓ | -3 ↓ | -12 ↓ | -6 ↓ |
| 02 | 27 | 16 | 0 |
| -2 | -27 | -16 | |
| 0 | 0 | 0 | 71 |
| 491 | 119 | 134 |