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 1980 quarts into gallons we have to multiply 1980 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

1980 qt → V_(gal)

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

V_(gal) = 1980 qt × 0.25 gal

V_(gal) = 495 gal

The final result is:

1980 qt → 495 gal

We conclude that 1980 quarts is equivalent to 495 gallons:

1980 quarts = 495 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.002020202020202 × 1980 quarts.

Another way is saying that 1980 quarts is equal to 1 ÷ 0.002020202020202 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand nine hundred eighty quarts is approximately four hundred ninety-five gallons:

1980 qt ≅ 495 gal

An alternative is also that one gallon is approximately zero point zero zero two times one thousand nine hundred eighty 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