Tue, 05 May 2026 00:55:56 +0000

You Won’t Believe How 1 4 Cup Equals Exactly 14 Ounces—Do You Know Why? Ever found yourself staring at a recipe, puzzled by the confusion between cups and ounces? A common misconception is that 1/4 cup somehow equals 14 ounces—but you’re not alone if that seemed suspicious. The truth? In the world of U.S. custom conversions, 1/4 cup exactly equals 14 fluid ounces, not 16 (as the metric system assumes) or some confusing alternative. Here’s what makes this conversion so precise—and why you should care. ### The Science Behind 1/4 Cup = 14 Ounces To break it down simply, the U.S. customary liquid measurement system sets certain equivalencies based on historical definitions. While the U.S. Système international uses ounces as fluid units primarily, recipes and standard kitchen practices rely heavily on the cup-to-ounce ratio in a slightly unique way: