Density and Mass
lbtooz
Convert pounds (avoirdupois) (lb) to ounces (avoirdupois) (oz).
Factor1 lb = 16 oz
Converter
lb
Accepts numbers or expressions, e.g. 150 + 14.7
Result
oz
Rendered to 6 significant figures.
Formula
Formula
oz = lb × 16
Multiply any value in pounds (avoirdupois) by 16 to obtain the value in ounces (avoirdupois).
Worked example
Convert 1 lb to oz.
- 01Start with 1 lb.
- 02Multiply by the conversion factor: 1 × 16 = 16 oz.
Result1 lb = 16 oz
Conversion table
| lb | oz |
|---|---|
| 1 | 16 |
| 2 | 32 |
| 5 | 80 |
| 10 | 160 |
| 20 | 320 |
| 50 | 800 |
| 100 | 1600 |
| 200 | 3200 |
| 500 | 8000 |
| 1000 | 16000 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from lb to oz?
1 lb equals 16 oz. To convert, multiply the value in pounds (avoirdupois) by 16.
How do I convert 1 lb to oz?
1 lb = 16 oz. For any value, multiply by 16.
How do I convert oz back to lb?
Divide by the same factor — or equivalently, multiply by 0.0625. So 1 oz = 0.0625 lb.
When would I need to convert pound (avoirdupois) to ounce (avoirdupois)?
Mass conversions appear in material balances, reagent dosing, and reconciling vendor specifications across imperial/metric systems.
Is the conversion exact?
Yes. Both lb and oz are defined by exact SI relationships, so the displayed factor is exact (any rounding shown is only for display).