420 decimeters is 4200cm
40 cm
600 centimeters is 60 decimeters.
7.5 decimeters.
420 cm = 13' 9.4"
ten decimeters in one centimeters so 58 dm = 5.8 cm
10 cm = 1 Decimeter. thus 1 cm=0.1 Decimeters.
60
90 cm is 9 decimeters.
75 cm = 7.5 decimeters
0.25m = 25 cm
A decimeter is 1/10 of a meter = 10 cm, so 40 cm = 4 decimeters
6.7 meters = 670 cm (1 meter = 100 cm)