680 fm = 4,080 ft. To convert fathoms to feet, multiply by 6: 680 × 6 = 4,080.
How to convert fathoms to feet
ft = fm × 6
- 1 fm = 6 ft (and 1 ft = 0.16666667 fm).
- Multiply the amount by the factor: 680 × 6 = 4,080.
- Answer: 680 fm = 4,080 ft.
Fathoms to Feet table
| Fathoms (fm) | Feet (ft) |
|---|---|
| 675 fm | 4,050 ft |
| 676 fm | 4,056 ft |
| 677 fm | 4,062 ft |
| 678 fm | 4,068 ft |
| 679 fm | 4,074 ft |
| 680 fm | 4,080 ft |
| 681 fm | 4,086 ft |
| 682 fm | 4,092 ft |
| 683 fm | 4,098 ft |
| 684 fm | 4,104 ft |
| 685 fm | 4,110 ft |
| fm | ft |
|---|---|
| 1 fm | 6 ft |
| 5 fm | 30 ft |
| 10 fm | 60 ft |
| 50 fm | 300 ft |
| 100 fm | 600 ft |
| 1,000 fm | 6,000 ft |
Good to know
1 inch = 2.54 cm exactly; 1 cm = 10 mm; 1 m = 100 cm; 1 foot = 12 inches = 30.48 cm.