660 m = 0.66 km
There are 1000 meters in a km which is bigger than 660 meters
6 km equals 6000 m which is greater than 660 m
6 km
Yes.
No
Less
Each kilometer is 1000 meters, so 6 kilometers is 6000 meters. Unless you mean 660 miles, in which case 6km is much much less than 660 miles.
100 cm = 1 m so 660 cm = 6.60 m. Simple!
660 yards (yd) = 603.504 meters (m)
Bigger - more than 6 times bigger.
I km is 1000 m