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 6420 gallons into cups we have to multiply 6420 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

6420 gal → V_(cup)

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

V_(cup) = 6420 gal × 16 cup

V_(cup) = 102720 cup

The final result is:

6420 gal → 102720 cup

We conclude that 6420 gallons is equivalent to 102720 cups:

6420 gallons = 102720 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 9.7352024922118E-6 × 6420 gallons.

Another way is saying that 6420 gallons is equal to 1 ÷ 9.7352024922118E-6 cups.

Approximate result

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

6420 gal ≅ 102720 cup

An alternative is also that one cup is approximately zero times six thousand four 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