How to Calculate Gasoline Miles Gallon

Subject: How to Calculate Gasoline Miles Gallon Mon Nov 17, 2008 10:12 pm

Start with a full tank.

Note mileage reading.

After driving at least 150 miles., Fill tank.

Note mileage reading.

Note number of gallons added.

Miles traveled (second reading less "start" reading) divided by gallons added equals miles per gallon.

Example

Mileage at End of trip 10,459

Mileage at Start 10,225

Miles Traveled 234

Gallons added: 13

234 divided by 13 = 18 mpg