| 1004 | + | 502 25 | + | 1 100 | K | + | 91 4 | + | 1 5000 | K | + | 2617 50 | + | 1 2000 | K | + | 269 5000 | K | = | K |
| 方程左边 = | 109917 100 | + | 129 2000 | K |
109917 100 | + | 129 2000 | K | = | K |
129 2000 | K | − | K | = | - | 109917 100 |
| - | 1871 2000 | K | = | - | 109917 100 |
109917 100 | = | 1871 2000 | K |
1871 2000 | K | = | 109917 100 |
| K | = | 109917 100 | ÷ | 1871 2000 |
| = | 109917 100 | × | 2000 1871 |
| = | 109917 | × | 20 1871 |
| K | = | 2198340 1871 |
| K | = | 1174.95457 |