decimeter | 1 dm | 2 dm | 3 dm | 4 dm | 5 dm | 6 dm | 7 dm | 8 dm | 9 dm | 10 dm | 11 dm | 12 dm | 13 dm | 14 dm | 15 dm | 16 dm | 17 dm | 18 dm | 19 dm | 20 dm | 21 dm | 22 dm | 23 dm | 24 dm | 25 dm | 26 dm | 27 dm | 28 dm | 29 dm | 30 dm | 31 dm | 32 dm | 33 dm | 34 dm | 35 dm | 36 dm | 37 dm | 38 dm | 39 dm | 40 dm | 41 dm | 42 dm | 43 dm | 44 dm | 45 dm | 46 dm | 47 dm | 48 dm | 49 dm | 50 dm | 51 dm | 52 dm | 53 dm | 54 dm | 55 dm | 56 dm | 57 dm | 58 dm | 59 dm | 60 dm | 61 dm | 62 dm | 63 dm | 64 dm | 65 dm | 66 dm | 67 dm | 68 dm | 69 dm | 70 dm | 71 dm | 72 dm | 73 dm | 74 dm | 75 dm | 76 dm | 77 dm | 78 dm | 79 dm | 80 dm | 81 dm | 82 dm | 83 dm | 84 dm | 85 dm | 86 dm | 87 dm | 88 dm | 89 dm | 90 dm | 91 dm | 92 dm | 93 dm | 94 dm | 95 dm | 96 dm | 97 dm | 98 dm | 99 dm | 100 dm |
span | 0.4374453 span | 0.8748906 span | 1.3123360 span | 1.7497813 span | 2.1872266 span | 2.6246719 span | 3.0621172 span | 3.4995626 span | 3.9370079 span | 4.3744532 span | 4.8118985 span | 5.2493438 span | 5.6867892 span | 6.1242345 span | 6.5616798 span | 6.9991251 span | 7.4365704 span | 7.8740157 span | 8.3114611 span | 8.7489064 span | 9.1863517 span | 9.6237970 span | 10.0612423 span | 10.4986877 span | 10.9361330 span | 11.3735783 span | 11.8110236 span | 12.2484689 span | 12.6859143 span | 13.1233596 span | 13.5608049 span | 13.9982502 span | 14.4356955 span | 14.8731409 span | 15.3105862 span | 15.7480315 span | 16.1854768 span | 16.6229221 span | 17.0603675 span | 17.4978128 span | 17.9352581 span | 18.3727034 span | 18.8101487 span | 19.2475941 span | 19.6850394 span | 20.1224847 span | 20.5599300 span | 20.9973753 span | 21.4348206 span | 21.8722660 span | 22.3097113 span | 22.7471566 span | 23.1846019 span | 23.6220472 span | 24.0594926 span | 24.4969379 span | 24.9343832 span | 25.3718285 span | 25.8092738 span | 26.2467192 span | 26.6841645 span | 27.1216098 span | 27.5590551 span | 27.9965004 span | 28.4339458 span | 28.8713911 span | 29.3088364 span | 29.7462817 span | 30.1837270 span | 30.6211724 span | 31.0586177 span | 31.4960630 span | 31.9335083 span | 32.3709536 span | 32.8083990 span | 33.2458443 span | 33.6832896 span | 34.1207349 span | 34.5581802 span | 34.9956255 span | 35.4330709 span | 35.8705162 span | 36.3079615 span | 36.7454068 span | 37.1828521 span | 37.6202975 span | 38.0577428 span | 38.4951881 span | 38.9326334 span | 39.3700787 span | 39.8075241 span | 40.2449694 span | 40.6824147 span | 41.1198600 span | 41.5573053 span | 41.9947507 span | 42.4321960 span | 42.8696413 span | 43.3070866 span | 43.7445319 span |
Decimeter or decimetre is equal to 10-1 meter (unit of length), comes from a combination of the metric prefix deci (d) and the SI unit of length meter (m). Plural name is decimeters.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
decimeter | dm | ≡ 1×10−1 m ≡ 0.1 m | ≡ 1×10−1 m ≡ 0.1 m | Metric system SI |
decimeters | spans | decimeters | spans |
---|---|---|---|
1 | = 0.43744531933508 | 4 | = 1.7497812773403 |
1.5 | = 0.65616797900262 | 4.5 | = 1.9685039370079 |
2 | = 0.87489063867017 | 5 | = 2.1872265966754 |
2.5 | = 1.0936132983377 | 5.5 | = 2.405949256343 |
3 | = 1.3123359580052 | 6 | = 2.6246719160105 |
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).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
span | span | ≡ 9 in | = 0.2286 m | Imperial/US |
spans | decimeters | spans | decimeters |
---|---|---|---|
1 | = 2.286 | 4 | = 9.144 |
1.5 | = 3.429 | 4.5 | = 10.287 |
2 | = 4.572 | 5 | = 11.43 |
2.5 | = 5.715 | 5.5 | = 12.573 |
3 | = 6.858 | 6 | = 13.716 |
decimeters | spans |
---|---|
1 | = 0.4374453 |
2.286 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |