Conversion formula

The conversion factor from cubic inches to cups is 0.069264069264221, which means that 1 cubic inch is equal to 0.069264069264221 cups:

1 in3 = 0.069264069264221 cup

To convert 685 cubic inches into cups we have to multiply 685 by the conversion factor in order to get the volume amount from cubic inches to cups. We can also form a simple proportion to calculate the result:

1 in3 → 0.069264069264221 cup

685 in3 → V_(cup)

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

V_(cup) = 685 in3 × 0.069264069264221 cup

V_(cup) = 47.445887445991 cup

The final result is:

685 in3 → 47.445887445991 cup

We conclude that 685 cubic inches is equivalent to 47.445887445991 cups:

685 cubic inches = 47.445887445991 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.02107664233572 × 685 cubic inches.

Another way is saying that 685 cubic inches is equal to 1 ÷ 0.02107664233572 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred eighty-five cubic inches is approximately forty-seven point four four six cups:

685 in3 ≅ 47.446 cup

An alternative is also that one cup is approximately zero point zero two one times six hundred eighty-five cubic inches.

Conversion table

cubic inches to cups chart

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