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 Pound per Fluid ounce
Convert pound per cup (lb/cup) to pound per fluid ounce (lb/fl oz) instantly with formula, conversion table, and FAQ.
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Convert pound per cup (lb/cup) to pound per fluid ounce (lb/fl oz) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Pound per Fluid ounce (lb/fl oz) expresses mass in pound per unit volume in fluid ounce, found by dividing a mass value by a volume value.
lb/fl oz = lb/cup × 0.125
Results update instantly for Pound per Cup to Pound per Fluid ounce conversions.
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Formula
lb/fl oz = lb/cup × 0.125
lb/cup = lb/fl oz × 8
Conversion table
| 1 lb/cup | 0.125 lb/fl oz |
| 5 lb/cup | 0.625 lb/fl oz |
| 10 lb/cup | 1.25 lb/fl oz |
| 20 lb/cup | 2.5 lb/fl oz |
| 50 lb/cup | 6.25 lb/fl oz |
| 100 lb/cup | 12.5 lb/fl oz |
| 500 lb/cup | 62.5 lb/fl oz |
| 1000 lb/cup | 125 lb/fl oz |
Related conversions
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How the formula works
Both pound per cup and pound per fluid ounce 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 0.125 to get pound per fluid ounce. To reverse the conversion, multiply a pound per fluid ounce value by 8 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 Pound per Fluid ounce (lb/fl oz)?
Pound per Fluid ounce (lb/fl oz) expresses mass in pound per unit volume in fluid ounce, found by dividing a mass value by a volume value.
How do I convert pound per cup to pound per fluid ounce?
Multiply the pound per cup value by 0.125 to get the equivalent in pound per fluid ounce. For example, 5 lb/cup × 0.125 = 0.625 lb/fl oz.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.125 is an exact, non-rounded value.
Can I convert pound per fluid ounce back to pound per cup?
Yes. Divide the pound per fluid ounce value by 0.125, or multiply it by 8, to get pound per cup.
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About converting pound per cup to pound per fluid ounce
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 Fluid ounce (lb/fl oz) expresses mass in pound per unit volume in fluid ounce, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cup and pound per fluid ounce accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.