At One Place

21 fl oz to qt

21 US fluid ounces in US quarts
21 fl oz = 0.65625 qt
qt = fl oz × 1/32

21 US fluid ounces is 0.65625 US quarts. To get there, multiply by 0.03125.

Values either side

US fluid ounces near 21, converted to US quarts.
US fluid ounces US quarts
17 fl oz 0.53125
18 fl oz 0.5625
19 fl oz 0.59375
20 fl oz 0.625
21 fl oz ← 0.65625
22 fl oz 0.6875
23 fl oz 0.71875
24 fl oz 0.75
25 fl oz 0.78125

How the conversion works

The relationship is qt = fl oz × 1/32. Both units measure volume, so the conversion is a fixed factor that never changes.

Common questions

What is 21 fl oz in US quarts?
21 fl oz is 0.65625 qt.
How do you convert US fluid ounces to US quarts?
Multiply by 0.03125.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked