There are 0.25 decimetres.
0.25m = 25 cm
since 1 dm is 10 cm, there are 25 cm in 2.5 dm.
A decimeter is 10 cm, so you can convert 75 cm to decimeters by dividing by 10: 75 cm / 10 = 7.5 decimeters.
40 cm
420 decimeters is 4200cm
13.8 cm is equal to 1.38 decimeters.
600 centimeters is 60 decimeters.
ten decimeters in one centimeters so 58 dm = 5.8 cm
25 cubic cm = 0.025 cubic decimeters.
10 cm = 1 Decimeter. thus 1 cm=0.1 Decimeters.
60
90 cm is 9 decimeters.