Convert 18 fl oz to cups

18 fluid ounces = 2.25 cups. See the conversion formula, step-by-step calculation, and quick reference table.

18 fl oz (fluid ounces) = 2.25 cup (cups)

Step-by-Step Solution

1
Convert 18 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

18 ÷ 8 = 2.25

Answer

18 fl oz = 2.25 cup

Fluid Ounces to Cups Conversion Table

Fluid Ounces (fl oz) Cups (cup)
8 fl oz 1 cup
9 fl oz 1.125 cup
10 fl oz 1.25 cup
11 fl oz 1.375 cup
12 fl oz 1.5 cup
13 fl oz 1.625 cup
14 fl oz 1.75 cup
15 fl oz 1.875 cup
16 fl oz 2 cup
17 fl oz 2.125 cup
18 fl oz 2.25 cup

Frequently Asked Questions

What is 18 fluid ounces in cups?

18 fluid ounces equals 2.25 cups.

How do I convert 18 fl oz to cup?

To convert 18 fluid ounces to cups, divide 18 by 8. The result is 2.25 cup.

What is the formula for fluid ounces to cups?

The formula is: cup = fl oz ÷ 8.