| 0 | ÷ | 560 | + | 3 | ÷ | 447 10 | + | 20 | ÷ | 6679 50 | + | X | ÷ | 1000 | = | 1763 10000 |
| 方程左边 = | 0 | + | 10 149 | + | 1000 6679 | + | X | × | 1 1000 |
| = | 215790 995171 | + | 1 1000 | X |
215790 995171 | + | 1 1000 | X | = | 1763 10000 |
1 1000 | X | = | 1763 10000 | − | 215790 995171 |
1 1000 | X | = | - | 403413527 9951710000 |
| X | = | - | 403413527 9951710000 | ÷ | 1 1000 |
| = | - | 403413527 9951710000 | × | 1000 |
| = | - | 403413527 9951710 | × | 1 |
| X | = | - | 403413527 9951710 |
| X | = | - 40.537106 |