Conversion formula

The conversion factor from cups to cubic feet is 0.0083550347222188, which means that 1 cup is equal to 0.0083550347222188 cubic feet:

1 cup = 0.0083550347222188 ft3

To convert 31.8 cups into cubic feet we have to multiply 31.8 by the conversion factor in order to get the volume amount from cups to cubic feet. We can also form a simple proportion to calculate the result:

1 cup → 0.0083550347222188 ft3

31.8 cup → V_(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V_(ft3) = 31.8 cup × 0.0083550347222188 ft3

V_(ft3) = 0.26569010416656 ft3

The final result is:

31.8 cup → 0.26569010416656 ft3

We conclude that 31.8 cups is equivalent to 0.26569010416656 cubic feet:

31.8 cups = 0.26569010416656 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 3.7637833864264 × 31.8 cups.

Another way is saying that 31.8 cups is equal to 1 ÷ 3.7637833864264 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that thirty-one point eight cups is approximately zero point two six six cubic feet:

31.8 cup ≅ 0.266 ft3

An alternative is also that one cubic foot is approximately three point seven six four times thirty-one point eight cups.

Conversion table

cups to cubic feet chart

For quick reference purposes, below is the conversion table you can use to convert from cups to cubic feet