| 12 | ÷ | 2260 | × | ( | p | − | 100 | ) | + | 12 | ÷ | 3513 | × | ( | 100 | − | p | ) | + | 298 | ( | 49 20 | − | 571 100 | ) | = | 2860 |
| 方程左边 = | 3 565 | ( | p | − | 100 | ) | + | 4 1171 | ( | 100 | − | p | ) | + | 298 | ( | 49 20 | − | 571 100 | ) |
3 565 | ( | p | − | 100 | ) | + | 4 1171 | ( | 100 | − | p | ) | + | 298 | ( | 49 20 | − | 571 100 | ) | = | 2860 |
| 方程左边 = | 3 565 | p | − | 3 565 | × | 100 | + | 4 1171 | ( | 100 | − | p | ) | + | 298 | ( | 49 20 | − | 571 100 | ) |
| = | 3 565 | p | − | 60 113 | + | 4 1171 | ( | 100 | − | p | ) | + | 298 | ( | 49 20 | − | 571 100 | ) |
| = | 3 565 | p | − | 60 113 | + | 4 1171 | × | 100 | − | 4 1171 | p | + | 298 | ( | 49 20 | − | 571 100 | ) |
| = | 3 565 | p | − | 60 113 | + | 400 1171 | − | 4 1171 | p | + | 298 | ( | 49 20 | − | 571 100 | ) |
| = | 1253 661615 | p | − | 25060 132323 | + | 298 | ( | 49 20 | − | 571 100 | ) |
| = | 1253 661615 | p | − | 25060 132323 | + | 298 | × | 49 20 | − | 298 | × | 571 100 |
| = | 1253 661615 | p | − | 25060 132323 | + | 7301 10 | − | 85079 50 |