Pound per Quart (lb/qt) expresses mass in pound per unit volume in quart, found by dividing a mass value by a volume value.
Pound per Quart to Stone per Cup
Convert pound per quart (lb/qt) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
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Convert pound per quart (lb/qt) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
st/cup = lb/qt × 0.017857
Results update instantly for Pound per Quart to Stone per Cup conversions.
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Formula
st/cup = lb/qt × 0.017857
lb/qt = st/cup × 56
Conversion table
| 1 lb/qt | 0.017857 st/cup |
| 5 lb/qt | 0.089286 st/cup |
| 10 lb/qt | 0.178571 st/cup |
| 20 lb/qt | 0.357143 st/cup |
| 50 lb/qt | 0.892857 st/cup |
| 100 lb/qt | 1.785714 st/cup |
| 500 lb/qt | 8.928571 st/cup |
| 1000 lb/qt | 17.857143 st/cup |
Related conversions
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How the formula works
Both pound per quart and stone per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per quart by 0.017857 to get stone per cup. To reverse the conversion, multiply a stone per cup value by 56 to get back to pound per quart.
Frequently asked questions
What is Pound per Quart (lb/qt)?
Pound per Quart (lb/qt) expresses mass in pound per unit volume in quart, found by dividing a mass value by a volume value.
What is Stone per Cup (st/cup)?
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert pound per quart to stone per cup?
Multiply the pound per quart value by 0.017857 to get the equivalent in stone per cup. For example, 5 lb/qt × 0.017857 = 0.089286 st/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.017857 is an exact, non-rounded value.
Can I convert stone per cup back to pound per quart?
Yes. Divide the stone per cup value by 0.017857, or multiply it by 56, to get pound per quart.
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About converting pound per quart to stone per cup
Pound per Quart (lb/qt) expresses mass in pound per unit volume in quart, found by dividing a mass value by a volume value. Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between pound per quart and stone per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.