How do you convert us fluid ounces to us cups?

To convert us fluid ounces to us cups, multiply by 0.125. For example, 321 fl oz is 40.125 cup.

How many us cups are in a us fluid ounce?

There are 0.125 us cups in one us fluid ounce.

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Converters · Volume

321 US fluid ounces to US cups

321 fl oz =

40.125 cup

321 us fluid ounces equals 40.125 us cups

How to convert us fluid ounces to us cups

To get us cups, multiply by 0.125.

cup = fl oz × 0.125

Worked example: 321 × 0.125 = 40.125 cup.

Going the other way, multiply by 8 — one us cup is 8 us fluid ounces.

Values near 321 fl oz

US fluid ounce	US cup
160.5 fl oz	20.0625 cup
319 fl oz	39.875 cup
320 fl oz	40 cup
322 fl oz	40.25 cup
323 fl oz	40.375 cup
642 fl oz	80.25 cup

US fluid ounce to US cup — common values

US fluid ounce	US cup
1 fl oz	0.125 cup
2 fl oz	0.25 cup
3 fl oz	0.375 cup
5 fl oz	0.625 cup
10 fl oz	1.25 cup
25 fl oz	3.125 cup
50 fl oz	6.25 cup
100 fl oz	12.5 cup

Convert US fluid ounce to other units

fl oz → L fl oz → mL fl oz → m³ fl oz → gal fl oz → qt fl oz → pt fl oz → cup fl oz → tbsp fl oz → tsp

← Reverse: US cup to US fluid ounce

Questions

How do you convert us fluid ounces to us cups?: To convert us fluid ounces to us cups, multiply by 0.125. For example, 321 fl oz is 40.125 cup.
How many us cups are in a us fluid ounce?: There are 0.125 us cups in one us fluid ounce.
How do you convert us cups back to us fluid ounces?: Go the other way: multiply by 8. One us cup is 8 us fluid ounces.

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