1 km = 10000 dm
20 km = 200000 dm
Chat with our AI personalities
10 dm = 1 m so 200 dm = 20m. 20 km is 1000 times as long. This is assuming "dm" = decimetres. If it = dekametres then 200 would be 2 km.
2 km = 20,000 dm
515 km = 515 x 10 dm = 5,150 dm
there are 200 cm in 20 dm
Assuming decimeters.... 0.0001 km Algebraic Steps / Dimensional Analysis 1 dm*1 km 10000 dm=0.0001 km