With today's prices at the pump, it pays to get the most out of your tank, while saving precious natural resources.
Keep track of your gas mileage
To calculate your gas mileage:
Record the gallons you put into your car. This is the TOTAL GAS you will use to calculate.
Notice the reading on your gas gauge. Try to start at a fixed position, i.e. 1/4 tank, the orange before E, etc. Write down the initial mileage from your odometer.
When you reach the same point on your gas gauge again, record the final mileage from your odometer.
Subtract initial mileage on your odometer from final mileage to get your TOTAL MILEAGE.
GAS MILEAGE = ...