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 120 gallons into cups we have to multiply 120 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

120 gal → V_(cup)

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

V_(cup) = 120 gal × 16 cup

V_(cup) = 1920 cup

The final result is:

120 gal → 1920 cup

We conclude that 120 gallons is equivalent to 1920 cups:

120 gallons = 1920 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.00052083333333333 × 120 gallons.

Another way is saying that 120 gallons is equal to 1 ÷ 0.00052083333333333 cups.

Approximate result

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

120 gal ≅ 1920 cup

An alternative is also that one cup is approximately zero point zero zero one times one hundred twenty 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