How to Convert Pounds to Kilograms
To convert from pounds to kilograms, multiply the value by 0.453592. The conversion is linear, meaning doubling the input doubles the output.
Conversion Formula
- Pounds to Kilograms:
kg = lb × 0.45359237 - Kilograms to Pounds:
lb = kg ÷ 0.45359237
Pounds to Kilograms Conversion Chart
| Pounds (lb) | Kilograms (kg) |
|---|---|
| 0.1 | 0.045359 |
| 0.25 | 0.113398 |
| 0.5 | 0.226796 |
| 1 | 0.453592 |
| 2 | 0.907185 |
| 3 | 1.360777 |
| 5 | 2.267962 |
| 10 | 4.535924 |
| 20 | 9.071847 |
| 25 | 11.339809 |
| 50 | 22.679619 |
| 100 | 45.359237 |
| 250 | 113.398093 |
| 1000 | 453.59237 |
Understanding the Units
What is a Pound?
The pound (avoirdupois) equals exactly 0.45359237 kilograms by the 1959 international yard and pound agreement.
From the Latin libra pondo ("pound by weight"), source of the abbreviation lb.
Common contexts: health, shipping, cooking (US).
Real-World Reference Points
| Item | Pounds (lb) | Kilograms (kg) |
|---|---|---|
| A loaf of bread | 1.5 | 0.6804 |
| A bowling ball (max) | 16 | 7.2575 |
| A standard US bag of flour | 5 | 2.268 |