Convert 18 Ounces to Cups
How big is 18 ounces? How many cups are in 18 U.S. fluid ounces? 18 fl oz to cups conversion.
18 U.S. Fluid Ounces =
2.25 U.S. Cups
Result in Plain English
18 ounces is equal to exactly 2 and a 1⁄4 cups.
Result as a Fraction
= 9⁄4 cups
= 2 and 1⁄4 cups
In Scientific Notation
= 1.8 x 101 ounces
= 2.25 x 100 cups
OuncesA U.S. fluid ounce is 1/128th of a U.S. gallon. It is not the same as an ounce of weight or an Imperial fluid ounce.
Common abbreviations: fl oz, oz fl
CupsA U.S. cup is a unit of volume equal to 1/16th of a U.S. gallon, or about 236 milliliters.