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.
2000 dm is the same as 200 m. 2000 dm is longer than 20 m, not bigger.
By unit of length and distance and conversion ,we can say that 1 km=10000 dm 20 km =200000 dm It is greater than 200 dm.
there are 200 cm in 20 dm
200 dm
1 dm = 10 cm so 20 dm = 20*10 = 200 cm. Simple!1 dm = 10 cm so 20 dm = 20*10 = 200 cm. Simple!1 dm = 10 cm so 20 dm = 20*10 = 200 cm. Simple!1 dm = 10 cm so 20 dm = 20*10 = 200 cm. Simple!
20 dm
10 dm = 1 m so 200 dm = 200/10 = 20 metres. Simple!
200 centimeters=20 decimeters
1 dm = 10 cmAv. doorway = about 2m2m = 20 dm
Yes. 20 cm is greater than 1 dm. 1 dm = 10 cm2 dm = 20 cm
Less.