Free calculators and unit converters for general and everyday use.
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate mileage (fuel economy) of automobile in gallons [US] per 100 miles.
Android: Use this mileage calculator offline with our all-in-one calculator app.
Fuel economy number or Mileage is a measure of efficiency of your vehicle that tells you the distance you can cover for a unit of gas. It is useful for estimating expense of your travel or trip. You can easily find this number by dividing distance covered with the amount of fuel consumed.