| x | ÷ | 192 | × | 10 | × | 64 | + | x | ÷ | 192 | × | 10 | ÷ | 6 | × | x | × | 96 | + | x | ÷ | 192 | = | 4000 | − | x |
| 方程左边 = | x | × | 10 3 | + | x | × | 5 6 | x | + | x | × | 5 3 | ( | 5 | ÷ | 3 | ) |
10 3 | x | + | x | × | 5 6 | x | + | x | × | 5 3 | ( | 5 | ÷ | 3 | ) | = | 4000 | − | x |
| 方程左边 = | 10 3 | x | + | x | × | 5 6 | x | + | x | × | 5 3 | × | 5 | ÷ | 3 |
| = | 10 3 | x | + | x | × | 5 6 | x | + | x | × | 25 9 |
| = | 55 9 | x | + | x | × | 5 6 | x |
55 9 | x | + | x | × | 5 6 | x | = | 4000 | − | x |