Conversion formula

The conversion factor from pints to gallons is 0.125, which means that 1 pint is equal to 0.125 gallons:

1 pt = 0.125 gal

To convert 21 pints into gallons we have to multiply 21 by the conversion factor in order to get the volume amount from pints to gallons. We can also form a simple proportion to calculate the result:

1 pt → 0.125 gal

21 pt → V_(gal)

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

V_(gal) = 21 pt × 0.125 gal

V_(gal) = 2.625 gal

The final result is:

21 pt → 2.625 gal

We conclude that 21 pints is equivalent to 2.625 gallons:

21 pints = 2.625 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.38095238095238 × 21 pints.

Another way is saying that 21 pints is equal to 1 ÷ 0.38095238095238 gallons.

Approximate result

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

21 pt ≅ 2.625 gal

An alternative is also that one gallon is approximately zero point three eight one times twenty-one pints.

Conversion table

pints to gallons chart

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