3.8 kilometers is 380 dekameters.
7500 Dekameters in 75 Kilometres.
1 decameter = 0.01 km So, 5 decameter = 0.05 km
10 hectometers is 100 dekameters.
1 km is equal to 100 decameter. 521 km is equal to 52100 decameter.
3 kilometers=300 dekameters
5 kilometers= 500 dekameters
10 dekameters=100 meters
3.0 dekameters = 30 meters
8 meters=0.8 dekameters
1000 dm equals 0.001 dekameters
Answer: .38 km = 0.236121 mi.
Answer: 3,8 km = 1.86411 mi.