Pounds to kilograms
Convert pounds to kilograms. To convert pounds to kilograms, multiply by 0.4536.
Factors from their legal definitions.
Show the workings
| Step | Sum | Answer |
|---|---|---|
| One pound in kilograms | 0.45359237 kg | 0.454 kg |
| In kilograms | 10 × 0.4536 | 4.536 kg |
Where the figures come from
- A pound in kilograms: 0.454 kg per pound. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
Pounds to kilograms table
| Pounds | Kilograms |
|---|---|
| 0.5 lb | 0.2268 kg |
| 1 lb | 0.4536 kg |
| 2 lb | 0.9072 kg |
| 3 lb | 1.361 kg |
| 4 lb | 1.814 kg |
| 5 lb | 2.268 kg |
| 6 lb | 2.722 kg |
| 7 lb | 3.175 kg |
| 8 lb | 3.629 kg |
| 9 lb | 4.082 kg |
| 10 lb | 4.536 kg |
| 12 lb | 5.443 kg |
| 15 lb | 6.804 kg |
| 20 lb | 9.072 kg |
| 25 lb | 11.34 kg |
| 30 lb | 13.608 kg |
| 40 lb | 18.144 kg |
| 50 lb | 22.68 kg |
| 75 lb | 34.019 kg |
| 100 lb | 45.359 kg |
How to convert pounds to kilograms
One pound is 0.4536 kilograms, and one kilogram is 2.205 pounds. So to turn pounds into kilograms, multiply by 0.4536. For example, 10 pounds × 0.4536 = 4.536 kilograms.
Where the numbers come from
Imperial units are defined in law as exact amounts of metric ones. These are the definitions this converter uses:
- A pound in kilograms: 0.454 kg per pound. Source: Weights and Measures Act 1985, Schedule 1.
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