Conversion formula

The conversion factor from milliliters to quarts is 0.0010566882049662, which means that 1 milliliter is equal to 0.0010566882049662 quarts:

1 ml = 0.0010566882049662 qt

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

1 ml → 0.0010566882049662 qt

21 ml → V_(qt)

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

V_(qt) = 21 ml × 0.0010566882049662 qt

V_(qt) = 0.022190452304291 qt

The final result is:

21 ml → 0.022190452304291 qt

We conclude that 21 milliliters is equivalent to 0.022190452304291 quarts:

21 milliliters = 0.022190452304291 quarts

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 quart is equal to 45.064426190476 × 21 milliliters.

Another way is saying that 21 milliliters is equal to 1 ÷ 45.064426190476 quarts.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty-one milliliters is approximately zero point zero two two quarts:

21 ml ≅ 0.022 qt

An alternative is also that one quart is approximately forty-five point zero six four times twenty-one milliliters.

Conversion table

milliliters to quarts chart

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