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 680 fluid ounces into gallons we have to multiply 680 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

680 fl oz → V_(gal)

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

V_(gal) = 680 fl oz × 0.0078125 gal

V_(gal) = 5.3125 gal

The final result is:

680 fl oz → 5.3125 gal

We conclude that 680 fluid ounces is equivalent to 5.3125 gallons:

680 fluid ounces = 5.3125 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.18823529411765 × 680 fluid ounces.

Another way is saying that 680 fluid ounces is equal to 1 ÷ 0.18823529411765 gallons.

Approximate result

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

680 fl oz ≅ 5.313 gal

An alternative is also that one gallon is approximately zero point one eight eight times six hundred eighty 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