Convert 21 fl oz to cups

21 fluid ounces = 2.625 cups. See the conversion formula, step-by-step calculation, and quick reference table.

21 fl oz (fluid ounces) = 2.625 cup (cups)

Step-by-Step Solution

1
Convert 21 fl oz to cups

We need to convert fluid ounces to cups

2
Apply the formula

Since 1 cup = 8 fl oz, divide by 8

21 ÷ 8 = 2.625

Answer

21 fl oz = 2.625 cup

Fluid Ounces to Cups Conversion Table

Fluid Ounces (fl oz) Cups (cup)
18 fl oz 2.25 cup
19 fl oz 2.375 cup
20 fl oz 2.5 cup
21 fl oz 2.625 cup
22 fl oz 2.75 cup
23 fl oz 2.875 cup
24 fl oz 3 cup
25 fl oz 3.125 cup
26 fl oz 3.25 cup
27 fl oz 3.375 cup

Frequently Asked Questions

What is 21 fluid ounces in cups?

21 fluid ounces equals 2.625 cups.

How do I convert 21 fl oz to cup?

To convert 21 fluid ounces to cups, divide 21 by 8. The result is 2.625 cup.

What is the formula for fluid ounces to cups?

The formula is: cup = fl oz ÷ 8.