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 990 fluid ounces into gallons we have to multiply 990 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

990 fl oz → V_(gal)

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

V_(gal) = 990 fl oz × 0.0078125 gal

V_(gal) = 7.734375 gal

The final result is:

990 fl oz → 7.734375 gal

We conclude that 990 fluid ounces is equivalent to 7.734375 gallons:

990 fluid ounces = 7.734375 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.12929292929293 × 990 fluid ounces.

Another way is saying that 990 fluid ounces is equal to 1 ÷ 0.12929292929293 gallons.

Approximate result

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

990 fl oz ≅ 7.734 gal

An alternative is also that one gallon is approximately zero point one two nine times nine hundred ninety 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