Convert cups to fl oz
Input the number of cups you want to convert to fluid ounces.
How to Convert Cups to Fluid Ounces
The us cup and us fluid ounce are both units of volume. By definition, 1 us cup equals exactly 8 fluid ounces. This means to convert cups to fluid ounces, you multiply by 8.
Formula
Step-by-Step Example
Convert 5 cup to fluid ounces:
We need to convert cups to fluid ounces
Since 1 cup = 8 fl oz, multiply by 8
5 × 8 = 40
5 cup = 40 fl oz
US Cup to US Fluid Ounce Conversion Table
Quick reference table for common us cup to us fluid ounce conversions. Click any value for detailed calculation.
| Cups (cup) | Fluid Ounces (fl oz) |
|---|---|
| 1 cup | 8 fl oz |
| 2 cup | 16 fl oz |
| 5 cup | 40 fl oz |
| 10 cup | 80 fl oz |
| 15 cup | 120 fl oz |
| 20 cup | 160 fl oz |
| 25 cup | 200 fl oz |
| 50 cup | 400 fl oz |
| 100 cup | 800 fl oz |
About These Units
US Cup (cup)
A US cup equals 8 fluid ounces, 16 tablespoons, or 237 milliliters. Cups are the standard volume measure for cooking and baking recipes in the United States. There are 4 cups in a quart, 2 cups in a pint. A metric cup is exactly 250 mL.
US Fluid Ounce (fl oz)
A US fluid ounce (fl oz) equals 29.57 milliliters or 2 tablespoons. Fluid ounces measure beverages, medicines, and cosmetics. Note: fluid ounces measure volume, while ounces (oz) measure weight. There are 128 fluid ounces in a gallon.
Frequently Asked Questions
How do I convert cups to fluid ounces?
To convert cups to fluid ounces, multiply the value by 8. For example, 10 cup = 80 fl oz.
How many fluid ounces are in 1 us cup?
1 us cup equals 8 fluid ounces.
What is the formula for cups to fluid ounces?
The formula is: fl oz = cup × 8.