| X | ÷ | 1000 | + | 5 | ÷ | 6679 50 | + | 8 | ÷ | 447 10 | = | 147 625 |
| 方程左边 = | X | × | 1 1000 | + | 250 6679 | + | 80 447 |
| = | 1 1000 | X | + | 646070 2985513 |
1 1000 | X | + | 646070 2985513 | = | 147 625 |
1 1000 | X | = | 147 625 | − | 646070 2985513 |
1 1000 | X | = | 35076661 1865945625 |
| X | = | 35076661 1865945625 | ÷ | 1 1000 |
| = | 35076661 1865945625 | × | 1000 |
| = | 35076661 14927565 | × | 8 |
| X | = | 280613288 14927565 |
| X | = | 18.79833 |