--- title: "120 fl oz to cup = 15 cup" description: "120 US fluid ounces is 15 US cups. The arithmetic, a table of nearby values, and a converter for any other number." url: https://atoneplace.net/convert/120-fl-oz-to-cups/ site: "At One Place" --- # 120 fl oz to cup **120 US fluid ounces in US cups: 120 fl oz = 15 cup** cup = fl oz × 1/8 120 US fluid ounces is 15 US cups. To get there, multiply by 0.125. ## Values either side *US fluid ounces near 120, converted to US cups.* | US fluid ounces | US cups | | --- | --- | | 90 fl oz | 11.25 | | 95 fl oz | 11.875 | | 100 fl oz | 12.5 | | 110 fl oz | 13.75 | | 120 fl oz ← | 15 | | 125 fl oz | 15.625 | | 150 fl oz | 18.75 | | 175 fl oz | 21.875 | | 180 fl oz | 22.5 | ## How the conversion works The relationship is cup = fl oz × 1/8. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two. > US cup: US legal cup is 240 mL; the customary cup used here is 236.588 mL. ## Common questions ### What is 120 fl oz in US cups? 120 fl oz is 15 cup. ### How do you convert US fluid ounces to US cups? Multiply by 0.125. ## Related pages - [US fluid ounces to US cups](https://atoneplace.net/convert/fl-oz-to-cups/) - [120 cup to fl oz](https://atoneplace.net/convert/120-cups-to-fl-oz/) - [90 fl oz to cup](https://atoneplace.net/convert/90-fl-oz-to-cups/) - [95 fl oz to cup](https://atoneplace.net/convert/95-fl-oz-to-cups/) - [100 fl oz to cup](https://atoneplace.net/convert/100-fl-oz-to-cups/) - [110 fl oz to cup](https://atoneplace.net/convert/110-fl-oz-to-cups/) - [125 fl oz to cup](https://atoneplace.net/convert/125-fl-oz-to-cups/) - [150 fl oz to cup](https://atoneplace.net/convert/150-fl-oz-to-cups/) - [175 fl oz to cup](https://atoneplace.net/convert/175-fl-oz-to-cups/) - [180 fl oz to cup](https://atoneplace.net/convert/180-fl-oz-to-cups/) ## Sources - Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)] - The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure) - Calculated on this page — At One Place (/about/)