How Many US Cups in a US Fluid Ounce?

Quick Answer
1 US Fluid Ounce = 0.125 US Cups

1 fl oz = 0.125 cup

Formula

cup = fl oz × 0.125

Conversion Table

US Fluid Ounces (fl oz)US Cups (cup)
1 fl oz0.125 cup
2 fl oz0.25 cup
5 fl oz0.625 cup
10 fl oz1.25 cup
20 fl oz2.5 cup
50 fl oz6.25 cup
100 fl oz12.5 cup
500 fl oz62.5 cup
1,000 fl oz125 cup

Worked Examples

Convert 5 fl oz to cup:
5 fl oz × 0.125 = 0.625 cup
Convert 10 fl oz to cup:
10 fl oz × 0.125 = 1.25 cup
Convert 50 fl oz to cup:
50 fl oz × 0.125 = 6.25 cup

FAQ

How many US Cups are in 1 US Fluid Ounce?
There are 0.125 US Cups in 1 US Fluid Ounce. Formula: cup = fl oz × 0.125.
How to convert US Fluid Ounces to US Cups?
To convert US Fluid Ounces to US Cups, multiply the number of US Fluid Ounces by 0.125. For example, 10 fl oz = 1.25 cup.
How many US Cups are in 100 US Fluid Ounces?
There are 12.5 US Cups in 100 US Fluid Ounces. Calculation: 100 × 0.125 = 12.5.