Pounds to Ounces
Convert pounds to ounces instantly. 1 lb = 16 oz. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert pounds to ounces
To convert pounds to ounces, multiply by 16. The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
oz = lb × 16
Pounds to Ounces conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Pounds | Ounces |
|---|---|
| 1 lb | 16 oz |
| 2 lb | 32 oz |
| 3 lb | 48 oz |
| 5 lb | 80 oz |
| 10 lb | 160 oz |
| 20 lb | 320 oz |
| 25 lb | 400 oz |
| 50 lb | 800 oz |
| 100 lb | 1,600 oz |
| 500 lb | 8,000 oz |
| 1,000 lb | 16,000 oz |
What is a pound?
Exactly 0.45359237 kg by international agreement.
What is a ounce?
A sixteenth of a pound, exactly 28.349523125 g.
The formula
oz = lb × 16
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Pounds to Ounces
- Type the number of pounds you want to convert.
- Read the result in ounces straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked ounces to pounds page.
Pounds to Ounces — frequently asked questions
How many ounces are in a pound?
One pound equals 16 oz. oz = lb × 16
What is the formula to convert pounds to ounces?
The formula is oz = lb × 16. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert ounces back to pounds?
Divide instead of multiplying: one ounce is 0.0625 lb. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this pounds to ounces free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 15, 2026 · Calculation runs client-side · No data collected · Report an error