| span | 1 span | 2 span | 3 span | 4 span | 5 span | 6 span | 7 span | 8 span | 9 span | 10 span | 11 span | 12 span | 13 span | 14 span | 15 span | 16 span | 17 span | 18 span | 19 span | 20 span | 21 span | 22 span | 23 span | 24 span | 25 span | 26 span | 27 span | 28 span | 29 span | 30 span | 31 span | 32 span | 33 span | 34 span | 35 span | 36 span | 37 span | 38 span | 39 span | 40 span | 41 span | 42 span | 43 span | 44 span | 45 span | 46 span | 47 span | 48 span | 49 span | 50 span | 51 span | 52 span | 53 span | 54 span | 55 span | 56 span | 57 span | 58 span | 59 span | 60 span | 61 span | 62 span | 63 span | 64 span | 65 span | 66 span | 67 span | 68 span | 69 span | 70 span | 71 span | 72 span | 73 span | 74 span | 75 span | 76 span | 77 span | 78 span | 79 span | 80 span | 81 span | 82 span | 83 span | 84 span | 85 span | 86 span | 87 span | 88 span | 89 span | 90 span | 91 span | 92 span | 93 span | 94 span | 95 span | 96 span | 97 span | 98 span | 99 span | 100 span |
| foot, metric (short) | 0.762 smf | 1.524 smf | 2.286 smf | 3.048 smf | 3.81 smf | 4.572 smf | 5.334 smf | 6.096 smf | 6.858 smf | 7.62 smf | 8.382 smf | 9.144 smf | 9.906 smf | 10.668 smf | 11.43 smf | 12.192 smf | 12.954 smf | 13.716 smf | 14.478 smf | 15.24 smf | 16.002 smf | 16.764 smf | 17.526 smf | 18.288 smf | 19.05 smf | 19.812 smf | 20.574 smf | 21.336 smf | 22.098 smf | 22.86 smf | 23.622 smf | 24.384 smf | 25.146 smf | 25.908 smf | 26.67 smf | 27.432 smf | 28.194 smf | 28.956 smf | 29.718 smf | 30.48 smf | 31.242 smf | 32.004 smf | 32.766 smf | 33.528 smf | 34.29 smf | 35.052 smf | 35.814 smf | 36.576 smf | 37.338 smf | 38.1 smf | 38.862 smf | 39.624 smf | 40.386 smf | 41.148 smf | 41.91 smf | 42.672 smf | 43.434 smf | 44.196 smf | 44.958 smf | 45.72 smf | 46.482 smf | 47.244 smf | 48.006 smf | 48.768 smf | 49.53 smf | 50.292 smf | 51.054 smf | 51.816 smf | 52.578 smf | 53.34 smf | 54.102 smf | 54.864 smf | 55.626 smf | 56.388 smf | 57.15 smf | 57.912 smf | 58.674 smf | 59.436 smf | 60.198 smf | 60.96 smf | 61.722 smf | 62.484 smf | 63.246 smf | 64.008 smf | 64.77 smf | 65.532 smf | 66.294 smf | 67.056 smf | 67.818 smf | 68.58 smf | 69.342 smf | 70.104 smf | 70.866 smf | 71.628 smf | 72.39 smf | 73.152 smf | 73.914 smf | 74.676 smf | 75.438 smf | 76.2 smf |
A span is the distance measured by a human hand, from the tip of the thumb to the tip of the little finger. In ancient times, a span was considered to be half a cubit. Sometimes the distinction is made between the great span (thumb to little finger) and little span (index finger to little finger).
| 1 spans = 0.762 feet, metric (short) | 4 spans = 3.048 feet, metric (short) |
| 1.5 spans = 1.143 feet, metric (short) | 4.5 spans = 3.429 feet, metric (short) |
| 2 spans = 1.524 feet, metric (short) | 5 spans = 3.81 feet, metric (short) |
| 2.5 spans = 1.905 feet, metric (short) | 5.5 spans = 4.191 feet, metric (short) |
| 3 spans = 2.286 feet, metric (short) | 6 spans = 4.572 feet, metric (short) |
≡ 0.30 m
| 1 feet, metric (short) = 1.3123359580052 spans | 4 feet, metric (short) = 5.249343832021 spans |
| 1.5 feet, metric (short) = 1.9685039370079 spans | 4.5 feet, metric (short) = 5.9055118110236 spans |
| 2 feet, metric (short) = 2.6246719160105 spans | 5 feet, metric (short) = 6.5616797900262 spans |
| 2.5 feet, metric (short) = 3.2808398950131 spans | 5.5 feet, metric (short) = 7.2178477690289 spans |
| 3 feet, metric (short) = 3.9370078740157 spans | 6 feet, metric (short) = 7.8740157480315 spans |
| 1 spans = 0.762 feet, metric (short) |
| 1 feet, metric (short) = 1.3123360 spans |