Conversion formula

The conversion factor from fluid ounces to quarts is 0.03125, which means that 1 fluid ounce is equal to 0.03125 quarts:

1 fl oz = 0.03125 qt

To convert 689.9 fluid ounces into quarts we have to multiply 689.9 by the conversion factor in order to get the volume amount from fluid ounces to quarts. We can also form a simple proportion to calculate the result:

1 fl oz → 0.03125 qt

689.9 fl oz → V_(qt)

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

V_(qt) = 689.9 fl oz × 0.03125 qt

V_(qt) = 21.559375 qt

The final result is:

689.9 fl oz → 21.559375 qt

We conclude that 689.9 fluid ounces is equivalent to 21.559375 quarts:

689.9 fluid ounces = 21.559375 quarts

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 quart is equal to 0.046383533845485 × 689.9 fluid ounces.

Another way is saying that 689.9 fluid ounces is equal to 1 ÷ 0.046383533845485 quarts.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred eighty-nine point nine fluid ounces is approximately twenty-one point five five nine quarts:

689.9 fl oz ≅ 21.559 qt

An alternative is also that one quart is approximately zero point zero four six times six hundred eighty-nine point nine fluid ounces.

Conversion table

fluid ounces to quarts chart

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