Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
Pound per Cup to Stone per Tablespoon
Convert pound per cup (lb/cup) to stone per tablespoon (st/tbsp) instantly with formula, conversion table, and FAQ.
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Convert pound per cup (lb/cup) to stone per tablespoon (st/tbsp) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Tablespoon (st/tbsp) expresses mass in stone per unit volume in tablespoon, found by dividing a mass value by a volume value.
st/tbsp = lb/cup × 0.004464
Results update instantly for Pound per Cup to Stone per Tablespoon conversions.
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Formula
st/tbsp = lb/cup × 0.004464
lb/cup = st/tbsp × 224
Conversion table
| 1 lb/cup | 0.004464 st/tbsp |
| 5 lb/cup | 0.022321 st/tbsp |
| 10 lb/cup | 0.044643 st/tbsp |
| 20 lb/cup | 0.089286 st/tbsp |
| 50 lb/cup | 0.223214 st/tbsp |
| 100 lb/cup | 0.446429 st/tbsp |
| 500 lb/cup | 2.232143 st/tbsp |
| 1000 lb/cup | 4.464286 st/tbsp |
Related conversions
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How the formula works
Both pound per cup and stone per tablespoon measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per cup by 0.004464 to get stone per tablespoon. To reverse the conversion, multiply a stone per tablespoon value by 224 to get back to pound per cup.
Frequently asked questions
What is Pound per Cup (lb/cup)?
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
What is Stone per Tablespoon (st/tbsp)?
Stone per Tablespoon (st/tbsp) expresses mass in stone per unit volume in tablespoon, found by dividing a mass value by a volume value.
How do I convert pound per cup to stone per tablespoon?
Multiply the pound per cup value by 0.004464 to get the equivalent in stone per tablespoon. For example, 5 lb/cup × 0.004464 = 0.022321 st/tbsp.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.004464 is an exact, non-rounded value.
Can I convert stone per tablespoon back to pound per cup?
Yes. Divide the stone per tablespoon value by 0.004464, or multiply it by 224, to get pound per cup.
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About converting pound per cup to stone per tablespoon
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value. Stone per Tablespoon (st/tbsp) expresses mass in stone per unit volume in tablespoon, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cup and stone per tablespoon accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.