Respuesta :
64,600,000* 10^-2= to get to base unit 646,000 m
so now m to km
646,000 / (1000) =646 km
hope this helps .. not sure if you only want the answer or work too
so now m to km
646,000 / (1000) =646 km
hope this helps .. not sure if you only want the answer or work too