Conversion formula

The conversion factor from fluid ounces to gallons is 0.0078125, which means that 1 fluid ounce is equal to 0.0078125 gallons:

1 fl oz = 0.0078125 gal

To convert 816 fluid ounces into gallons we have to multiply 816 by the conversion factor in order to get the volume amount from fluid ounces to gallons. We can also form a simple proportion to calculate the result:

1 fl oz → 0.0078125 gal

816 fl oz → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 816 fl oz × 0.0078125 gal

V_(gal) = 6.375 gal

The final result is:

816 fl oz → 6.375 gal

We conclude that 816 fluid ounces is equivalent to 6.375 gallons:

816 fluid ounces = 6.375 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.15686274509804 × 816 fluid ounces.

Another way is saying that 816 fluid ounces is equal to 1 ÷ 0.15686274509804 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eight hundred sixteen fluid ounces is approximately six point three seven five gallons:

816 fl oz ≅ 6.375 gal

An alternative is also that one gallon is approximately zero point one five seven times eight hundred sixteen fluid ounces.

Conversion table

fluid ounces to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to gallons