Conversion formula

The conversion factor from cups to fluid ounces is 8, which means that 1 cup is equal to 8 fluid ounces:

1 cup = 8 fl oz

To convert 400 cups into fluid ounces we have to multiply 400 by the conversion factor in order to get the volume amount from cups to fluid ounces. We can also form a simple proportion to calculate the result:

1 cup → 8 fl oz

400 cup → V_{(fl oz)}

Solve the above proportion to obtain the volume V in fluid ounces:

V_{(fl oz)} = 400 cup × 8 fl oz

V_{(fl oz)} = 3200 fl oz

The final result is:

400 cup → 3200 fl oz

We conclude that 400 cups is equivalent to 3200 fluid ounces:

400 cups = 3200 fluid ounces

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 fluid ounce is equal to 0.0003125 × 400 cups.

Another way is saying that 400 cups is equal to 1 ÷ 0.0003125 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred cups is approximately three thousand two hundred fluid ounces:

400 cup ≅ 3200 fl oz

An alternative is also that one fluid ounce is approximately zero times four hundred cups.

Conversion table

cups to fluid ounces chart

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