How Many US Fluid Ounces in a US Cup?

Quick Answer
1 US Cup = 8 US Fluid Ounces

1 cup = 8 fl oz

Formula

fl oz = cup × 8

Conversion Table

US Cups (cup)US Fluid Ounces (fl oz)
1 cup8 fl oz
2 cup16 fl oz
5 cup40 fl oz
10 cup80 fl oz
20 cup160 fl oz
50 cup400 fl oz
100 cup800 fl oz
500 cup4,000 fl oz
1,000 cup8,000 fl oz

Worked Examples

Convert 5 cup to fl oz:
5 cup × 8 = 40 fl oz
Convert 10 cup to fl oz:
10 cup × 8 = 80 fl oz
Convert 50 cup to fl oz:
50 cup × 8 = 400 fl oz

FAQ

How many US Fluid Ounces are in 1 US Cup?
There are 8 US Fluid Ounces in 1 US Cup. Formula: fl oz = cup × 8.
How to convert US Cups to US Fluid Ounces?
To convert US Cups to US Fluid Ounces, multiply the number of US Cups by 8. For example, 10 cup = 80 fl oz.
How many US Fluid Ounces are in 100 US Cups?
There are 800 US Fluid Ounces in 100 US Cups. Calculation: 100 × 8 = 800.