Last updated: March 2, 2026 by Dr. David Park

How to Convert Fluid Ounces to Cups

Formula

cups = fluid ounces / 8; tablespoons = fluid ounces × 2; mL = fluid ounces × 29.5735

To convert fluid ounces to cups, divide by 8 since there are 8 fluid ounces in one US cup. This calculator also shows tablespoons and milliliters.

This is a must-have tool for cooking and baking when scaling recipes up or down.

Common use cases:

  • Scaling cooking and baking recipes
  • Converting beverage serving sizes
  • Measuring liquid ingredients

Frequently Asked Questions

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Dr. David Park

Applied Mathematician, PhD Mathematics

David holds a PhD in Applied Mathematics from MIT. He has published research on numerical methods and computational algorithms used in engineering and scientific calculators.

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