6,800 mm
Wiki User
∙ 14y ago1m = 1000mm, so 68m = 68,000 mm
1m = 100cm 68m = 6800cm
it equals 68m/s * 23fjkls
it equals 68m/s * 23fjkls
136M
1000 mm equals one meter
6.3 centimeters equals 63 mm.
1.5 cm equals 15 mm.
1 km equals 100,000 mm
15 mm
457.2 mm.
63 mm