| K | = | 1965 2 | + | 393 20 | + | 1 100 | K | + | 211 10 | + | 1 5000 | K | + | 1279 25 | + | 1 2000 | K | + | 269 5000 | K |
| 方程右边 = | 107441 100 | + | 129 2000 | K |
| K | = | 107441 100 | + | 129 2000 | K |
| K | − | 129 2000 | K | = | 107441 100 |
1871 2000 | K | = | 107441 100 |
| K | = | 107441 100 | ÷ | 1871 2000 |
| = | 107441 100 | × | 2000 1871 |
| = | 107441 | × | 20 1871 |
| K | = | 2148820 1871 |
| K | = | 1148.48744 |