How many cm are in 0.55 km?

since 1 cm is 1/100 of a m,

.5 cm = .5/100 m = 1/200 m

since 1 m is 1/1000 of a km,

1/200 m = 1/200000 km = 0.0000005 since 1 cm is 1/100 of a m,

.5 cm = .5/100 m = 1/200 m

since 1 m is 1/1000 of a km,

1/200 m = 1/200000 km = 0.0000005