Convert Decimeters To Kilometers
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This measurement conversion is based on a simple rule: 1 dm = 0.0001 km A decimetre (American spelling: decimeter), symbol dm, is a unit of length in the metric system, equal to one tenth of a metre, the current SI base unit of length. In simple words there are 10 cm in a decimetre.
The kilometre (American spelling: kilometer), symbol km, is a unit of length in the metric system, equal to one thousand metres and is therefore exactly equal to the distance travelled by light in free space in 1/299,792.458 of a second.