Conversion formula

The conversion factor from gallons to cups is 16, which means that 1 gallon is equal to 16 cups:

1 gal = 16 cup

To convert 320.5 gallons into cups we have to multiply 320.5 by the conversion factor in order to get the volume amount from gallons to cups. We can also form a simple proportion to calculate the result:

1 gal → 16 cup

320.5 gal → V_(cup)

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

V_(cup) = 320.5 gal × 16 cup

V_(cup) = 5128 cup

The final result is:

320.5 gal → 5128 cup

We conclude that 320.5 gallons is equivalent to 5128 cups:

320.5 gallons = 5128 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.00019500780031201 × 320.5 gallons.

Another way is saying that 320.5 gallons is equal to 1 ÷ 0.00019500780031201 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred twenty point five gallons is approximately five thousand one hundred twenty-eight cups:

320.5 gal ≅ 5128 cup

An alternative is also that one cup is approximately zero times three hundred twenty point five gallons.

Conversion table

gallons to cups chart

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