Formula to convert 20.3 liters to gallons is to multiply 20.3 by 0.264172 (this is the value for 1 liter to gallon).
Convert 20.3 Liters to Gallons results
20.3 x 0.264172052 = 5.36269266372
20.3 l = 5.36 gal
To conclude the answer for 20.3 liters is five point thirty six gallons