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Convert Cup (US) to Fluid Ounce (US).

Input the value of cups (us) below to convert instantly to fluid ounces (us) with standard conversions, definitions, and equations.

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Value in Fluid Ounces (US) = Value in Cups (US) × 8 Multiply the value in cups (us) by the conversion factor 8.

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How to Convert Cups (US) to Fluid Ounces (US)

To convert cup (us) to fluid ounce (us), we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.

cup-to-fluid-ounce-formula.py
# Mathematical Formula
Value in Fluid Ounces (US) = Value in Cups (US) × 8
# Worked Example (5 c)
5 c × 8 = 40.0000 fl oz
What is a Cup (US)?

Cup (US) (c)

Standard US measuring cup, equal to 8 fluid ounces.

What is a Fluid Ounce (US)?

Fluid Ounce (US) (fl oz)

Liquid volume unit standard in US recipes.

Cup (US) to Fluid Ounce (US) Conversion Table

Cup (US) (c) Fluid Ounce (US) (fl oz)
1 c 8 fl oz
2 c 16 fl oz
3 c 24 fl oz
5 c 40 fl oz
10 c 80 fl oz
15 c 120 fl oz
20 c 160 fl oz
25 c 200 fl oz
50 c 400 fl oz
100 c 800 fl oz
250 c 2000 fl oz
500 c 4000 fl oz
1000 c 8000 fl oz

Fluid Ounce (US) to Cup (US) Conversion Table

Fluid Ounce (US) (fl oz) Cup (US) (c)
1 fl oz 0.125 c
2 fl oz 0.25 c
3 fl oz 0.375 c
5 fl oz 0.625 c
10 fl oz 1.25 c
15 fl oz 1.875 c
20 fl oz 2.5 c
25 fl oz 3.125 c
50 fl oz 6.25 c
100 fl oz 12.5 c
250 fl oz 31.25 c
500 fl oz 62.5 c
1000 fl oz 125 c
Questions

Frequently Asked Questions

How do I convert cups (us) to fluid ounces (us)?

Multiply the value in cups (us) by the conversion factor 8. For example, to convert 5 cups (us) to fluid ounces (us): 5 × 8 = 40.0000 fl oz.

What is the conversion factor from cup (us) to fluid ounce (us)?

The conversion factor is 8. One cup (us) is equal to 8 fluid ounces (us).

What is the reverse conversion from fluid ounce (us) to cup (us)?

To convert fluid ounces (us) back to cups (us), multiply by 0.125 (or divide the value by 8). One fluid ounce (us) is equal to 0.125 cups (us).

How many tablespoons are in a cup?

There are exactly 16 tablespoons in a standard US cup.

How many teaspoons are in a tablespoon?

There are exactly 3 teaspoons in one tablespoon.

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