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 2.1 cups into cubic feet we have to multiply 2.1 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

2.1 cup → V_(ft3)

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

V_(ft3) = 2.1 cup × 0.0083550347222188 ft3

V_(ft3) = 0.017545572916659 ft3

The final result is:

2.1 cup → 0.017545572916659 ft3

We conclude that 2.1 cups is equivalent to 0.017545572916659 cubic feet:

2.1 cups = 0.017545572916659 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 56.994434137315 × 2.1 cups.

Another way is saying that 2.1 cups is equal to 1 ÷ 56.994434137315 cubic feet.

Approximate result

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

2.1 cup ≅ 0.018 ft3

An alternative is also that one cubic foot is approximately fifty-six point nine nine four times two point one 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