103 100 | × | 1881 100 | + | 397 25 | + | x | + | 15 | + | ( | 103 100 | × | 1881 100 | + | 397 25 | + | x | + | 15 | ) | × | 3 20 | = | 210 |
| 方程左边 = | 193743 10000 | + | 397 25 | + | x | + | 15 | + | ( | 103 100 | × | 1881 100 | + | 397 25 | + | x | + | 15 | ) | × | 3 20 |
| = | 502543 10000 | + | x | + | ( | 103 100 | × | 1881 100 | + | 397 25 | + | x | + | 15 | ) | × | 3 20 |
502543 10000 | + | x | + | ( | 103 100 | × | 1881 100 | + | 397 25 | + | x | + | 15 | ) | × | 3 20 | = | 210 |
| 方程左边 = | 502543 10000 | + | x | + | 103 100 | × | 1881 100 | × | 3 20 | + | 397 25 | × | 3 20 | + | x | × | 3 20 | + | 15 | × | 3 20 |
| = | 502543 10000 | + | x | + | 581229 200000 | + | 1191 500 | + | x | × | 3 20 | + | 9 4 |