Pounds: conversions & definition
The avoirdupois pound is exactly 0.45359237 kilograms and contains 16 avoirdupois ounces.
Choose the unit you need
Each row converts one lb. Open a converter to enter any value and see its formula, worked example and reference table. Results below are rounded to 10 significant digits.
| Convert to | Equivalent value | Calculator |
|---|---|---|
| Grams (g) | ≈ 453.59237 | Convert lb to g |
| Kilograms (kg) | ≈ 0.45359237 | Convert lb to kg |
| Ounces (oz) | ≈ 16 | Convert lb to oz |
| Milligrams (mg) | ≈ 453,592.37 | Convert lb to mg |
| Metric tonnes (t) | ≈ 0.00045359237 | Convert lb to t |
Keep the quantity consistent
Choose units that represent the same quantity and preserve the measurement conditions. A scale conversion changes the number and unit together; it does not change the physical amount or improve the accuracy of your measurement.
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