40分米等于多少千米？分米（单位符号是：dm）和千米（或称“千米”，单位符号是：km）是长度单位，它们之间的换算关系是：1分米等于0.0001千米。要将40分米转换为千米，我们可以通过分米与千米换算比率来计算：
40 分米 = 40 * 0.0001 千米 = 0.004 千米
因此，40分米换算成千米的答案是40分米等于0.004千米。
了解更多：40千米等于多少分米？ | 1分米等于多少千米？ | 1千米等于多少分米？
| 分米 (dm) | 千米 (km) |
|---|---|
| 40.1 dm | 0.00401 km |
| 40.2 dm | 0.00402 km |
| 40.3 dm | 0.00403 km |
| 40.4 dm | 0.00404 km |
| 40.5 dm | 0.00405 km |
| 40.6 dm | 0.00406 km |
| 40.7 dm | 0.00407 km |
| 40.8 dm | 0.00408 km |
| 40.9 dm | 0.00409 km |
| 41 dm | 0.0041 km |
| 41.1 dm | 0.00411 km |
| 41.2 dm | 0.00412 km |
| 41.3 dm | 0.00413 km |
| 41.4 dm | 0.00414 km |
| 41.5 dm | 0.00415 km |
| 41.6 dm | 0.00416 km |
| 41.7 dm | 0.00417 km |
| 41.8 dm | 0.00418 km |
| 41.9 dm | 0.00419 km |
| 42 dm | 0.0042 km |
| 42.1 dm | 0.00421 km |
| 42.2 dm | 0.00422 km |
| 42.3 dm | 0.00423 km |
| 42.4 dm | 0.00424 km |
| 42.5 dm | 0.00425 km |
| 42.6 dm | 0.00426 km |
| 42.7 dm | 0.00427 km |
| 42.8 dm | 0.00428 km |
| 42.9 dm | 0.00429 km |
| 43 dm | 0.0043 km |
| 分米 (dm) | 千米 (km) |
|---|---|
| 43.1 dm | 0.00431 km |
| 43.2 dm | 0.00432 km |
| 43.3 dm | 0.00433 km |
| 43.4 dm | 0.00434 km |
| 43.5 dm | 0.00435 km |
| 43.6 dm | 0.00436 km |
| 43.7 dm | 0.00437 km |
| 43.8 dm | 0.00438 km |
| 43.9 dm | 0.00439 km |
| 44 dm | 0.0044 km |
| 44.1 dm | 0.00441 km |
| 44.2 dm | 0.00442 km |
| 44.3 dm | 0.00443 km |
| 44.4 dm | 0.00444 km |
| 44.5 dm | 0.00445 km |
| 44.6 dm | 0.00446 km |
| 44.7 dm | 0.00447 km |
| 44.8 dm | 0.00448 km |
| 44.9 dm | 0.00449 km |
| 45 dm | 0.0045 km |
| 45.1 dm | 0.00451 km |
| 45.2 dm | 0.00452 km |
| 45.3 dm | 0.00453 km |
| 45.4 dm | 0.00454 km |
| 45.5 dm | 0.00455 km |
| 45.6 dm | 0.00456 km |
| 45.7 dm | 0.00457 km |
| 45.8 dm | 0.00458 km |
| 45.9 dm | 0.00459 km |
| 46 dm | 0.0046 km |