SCALE
Miles
A statute mile is a unit of length equal to 1760 yards or 5,280 feet. It originated from the Roman mille passus, or "thousand paces".

Kilometers
A kilometer is a metric unit of length equal to 1000 meters. Kilo is a thousand in Greek. Kilo combined with a unit of metric measurement such as meters means a thousand of that unit.
FORMULAS
Miles to Kilometers:
  • Miles ÷ .6214
Kilometers to Miles:
  • Kilometers × .6214