VOLUME CONVERSION
US cup to US fluid ounce.
Convert us cup (cup (US)) to us fluid ounce (fl oz (US)), with the math explained.
1 cup (US) = 8 fl oz (US)
US and UK gallons, pints, and fluid ounces are different sizes. A metric cup is 250 mL; a US customary cup is 236.5882365 mL.
THE MATH, MADE SIMPLE
How to convert us cup to us fluid ounce
Multiply your us cup value by 8 to get the equivalent in us fluid ounce. Both units are normalized through the liter.
fl oz (US) = cup (US) × 810 cup (US) = 80 fl oz (US)
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.US and UK gallons, pints, and fluid ounces are different sizes. A metric cup is 250 mL; a US customary cup is 236.5882365 mL.
QUICK REFERENCE
cup (US) to fl oz (US) conversion table
| US cup (cup (US)) | US fluid ounce (fl oz (US)) |
|---|---|
| 1 cup (US) | 8 fl oz (US) |
| 2 cup (US) | 16 fl oz (US) |
| 5 cup (US) | 40 fl oz (US) |
| 10 cup (US) | 80 fl oz (US) |
| 20 cup (US) | 160 fl oz (US) |
| 50 cup (US) | 400 fl oz (US) |
| 100 cup (US) | 800 fl oz (US) |
| 500 cup (US) | 4,000 fl oz (US) |
| 1,000 cup (US) | 8,000 fl oz (US) |
About the us cup
The us cup (cup (US)) is a unit of volume. One us cup equals 0.2365882365 liter (base unit) in this calculator.
All us cup conversionsAbout the us fluid ounce
The us fluid ounce (fl oz (US)) is a unit of volume. One us fluid ounce equals 0.0295735295625 liter (base unit) in this calculator.
All us fluid ounce conversionsCommon questions
What is 1 cup (US) in fl oz (US)?
One us cup equals 8 fl oz (US). Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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