6637 50 | ( | 2 | − | 199 200 | f | ) | = | 2 |
方程左边 = | 6637 50 | × | 2 | − | 6637 50 | × | 199 200 | f |
= | 6637 25 | − | 1320763 10000 | f |
6637 25 | − | 1320763 10000 | f | = | 2 |
- | 1320763 10000 | f | = | 2 | − | 6637 25 |
- | 1320763 10000 | f | = | - | 6587 25 |
6587 25 | = | 1320763 10000 | f |
1320763 10000 | f | = | 6587 25 |
f | = | 6587 25 | ÷ | 1320763 10000 |
= | 6587 25 | × | 10000 1320763 |
= | 6587 | × | 400 1320763 |
f | = | 2634800 1320763 |
f | = | 1.994907 |