120dm (decimetres) = 0.012km (kilometres)
1 km = 10000 dm 20 km = 200000 dm
2 km = 20,000 dm
515 km = 515 x 10 dm = 5,150 dm
Assuming decimeters.... 0.0001 km Algebraic Steps / Dimensional Analysis 1 dm*1 km 10000 dm=0.0001 km
1 km = 10 dm
1 km = 10000 dm 20 km = 200000 dm
Answer: 6540 dm = 0.654 km
2 km = 20,000 dm
By unit of length and distance and conversion ,we can say that 1 km =10000 dm 56 dm =0.0056 km
515 km = 515 x 10 dm = 5,150 dm
6540 decimeters = 0.654 kilometers.
10
Assuming decimeters.... 0.0001 km Algebraic Steps / Dimensional Analysis 1 dm*1 km 10000 dm=0.0001 km
1 km = 10 dm
dm = 10**-1m km = 10**3m 10000dm / km 324*100=3240000
120 miles = 193.12 kilometers
By unit of length and distance and conversion ,we can say that 1 km =10000 dm 100 dm =0.01 km