An avoirdupois pound is exactly 0.45359237 kilograms.
Pounds to Ounces
Convert pounds (lb) to ounces (oz) instantly. Free online weight converter with formulas, tables and examples.
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An avoirdupois ounce is 1/16 pound.
oz = lb × 16
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Formula
oz = lb × 16
lb = oz ÷ 16
Conversion table
| 1 lb | 16.000000 oz |
| 5 lb | 80.000000 oz |
| 10 lb | 160.000000 oz |
| 20 lb | 320.000000 oz |
| 50 lb | 800.000000 oz |
| 100 lb | 1600.000000 oz |
| 500 lb | 8000.000000 oz |
| 1000 lb | 16000.000000 oz |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the pound (lb). An avoirdupois pound is exactly 0.45359237 kilograms.
What is the destination unit in this conversion?
The destination unit is the ounce (oz). An avoirdupois ounce is 1/16 pound.
How do I convert pounds to ounces?
Multiply the number of pounds by 16 to get the equivalent value in ounces. For example, 5 lb × 16 = 80.000000 oz.
Is the pound to ounce conversion exact?
Yes. This converter uses a fixed factor of 16, so results are precise and consistent every time you use it.
Where is this conversion commonly used?
It's used in everyday measurement, shipping and logistics, scientific and industrial work, and any context where you need to switch between pound and ounce values.
Can I convert ounces back to pounds?
Yes. Multiply the ounces value by 0.0625, or divide it by 16, to convert back to pounds.
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About this conversion
This page converts pounds (lb) into ounces (oz) using the Universal Converter's mass conversion engine.
Pound-to-Ounce conversions are useful for everyday calculations, scientific work, shipping, and any task that mixes different weight or mass units.
The formula is oz = lb × 16, based on the standard definitions of pound and ounce.
Because the conversion factor is fixed, results stay consistent and repeatable no matter how many times you calculate them.
Pound: An avoirdupois pound is exactly 0.45359237 kilograms. Ounce: An avoirdupois ounce is 1/16 pound.