Conversion formula

The conversion factor from quarts to gallons is 0.25, which means that 1 quart is equal to 0.25 gallons:

1 qt = 0.25 gal

To convert 660 quarts into gallons we have to multiply 660 by the conversion factor in order to get the volume amount from quarts to gallons. We can also form a simple proportion to calculate the result:

1 qt → 0.25 gal

660 qt → V_(gal)

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

V_(gal) = 660 qt × 0.25 gal

V_(gal) = 165 gal

The final result is:

660 qt → 165 gal

We conclude that 660 quarts is equivalent to 165 gallons:

660 quarts = 165 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.0060606060606061 × 660 quarts.

Another way is saying that 660 quarts is equal to 1 ÷ 0.0060606060606061 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred sixty quarts is approximately one hundred sixty-five gallons:

660 qt ≅ 165 gal

An alternative is also that one gallon is approximately zero point zero zero six times six hundred sixty quarts.

Conversion table

quarts to gallons chart

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