Conversion formula

The conversion factor from cups to gallons is 0.0625, which means that 1 cup is equal to 0.0625 gallons:

1 cup = 0.0625 gal

To convert 342 cups into gallons we have to multiply 342 by the conversion factor in order to get the volume amount from cups to gallons. We can also form a simple proportion to calculate the result:

1 cup → 0.0625 gal

342 cup → V_(gal)

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

V_(gal) = 342 cup × 0.0625 gal

V_(gal) = 21.375 gal

The final result is:

342 cup → 21.375 gal

We conclude that 342 cups is equivalent to 21.375 gallons:

342 cups = 21.375 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.046783625730994 × 342 cups.

Another way is saying that 342 cups is equal to 1 ÷ 0.046783625730994 gallons.

Approximate result

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

342 cup ≅ 21.375 gal

An alternative is also that one gallon is approximately zero point zero four seven times three hundred forty-two cups.

Conversion table

cups to gallons chart

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