1163 100 | × | 157 50 | × | 7 10 | ( | x | − | 20 | ) | = | ( | 2 | × | 157 50 | × | 147 1000 | ( | 560 | − | x | ) | ) | ÷ | 1823 10000 |
| 方程左边 = | 1278137 50000 | ( | x | − | 20 | ) |
1278137 50000 | ( | x | − | 20 | ) | = | ( | 2 | × | 157 50 | × | 147 1000 | ( | 560 | − | x | ) | ) | ÷ | 1823 10000 |
| 方程左边 = | 1278137 50000 | x | − | 1278137 50000 | × | 20 |
| = | 1278137 50000 | x | − | 1278137 2500 |
1278137 50000 | x | − | 1278137 2500 | = | ( | 2 | × | 157 50 | × | 147 1000 | ( | 560 | − | x | ) | ) | ÷ | 1823 10000 |
| 方程右边 = | 2 | × | 157 50 | × | 147 1000 | ( | 560 | − | x | ) | × | 10000 1823 |
| = | 46158 9115 | ( | 560 | − | x | ) |
| = | 46158 9115 | × | 560 | − | 46158 9115 | x |
| = | 5169696 1823 | − | 46158 9115 | x |
1278137 50000 | x | − | 1278137 2500 | = | 5169696 1823 | − | 46158 9115 | x |
1278137 50000 | x | + | 46158 9115 | x | = | 5169696 1823 | + | 1278137 2500 |