| ( | 3874 | + | 650 | − | 1134 | ) | ÷ | 3874 | = | x | ÷ | 64081 250 |
| 方程左边 = | 3874 | × | 1 3874 | + | 650 | × | 1 3874 | − | 1134 | × | 1 3874 |
| = | 1 | + | 25 149 | − | 567 1937 |
| = | 1695 1937 |
1695 1937 | = | x | ÷ | 64081 250 |
| - | 250 64081 | x | = | - | 1695 1937 |
1695 1937 | = | 250 64081 | x |
250 64081 | x | = | 1695 1937 |
| x | = | 1695 1937 | ÷ | 250 64081 |
| = | 1695 1937 | × | 64081 250 |
| = | 339 1937 | × | 64081 50 |
| x | = | 21723459 96850 |
| x | = | 224.300041 |