Pounds to Kilograms Converter
How to convert pounds to kilograms
kilograms = pounds ÷ 2.20462262
To convert pounds to kilograms, divide the number of pounds by 2.20462262.
1 lb = 0.45359237 kg
Examples
- 1 lb ÷ 2.20462262 = 0.45359237 kg
- 150 lb ÷ 2.20462262 = 68.0388555 kg
Good to know
One kilogram is about 2.2 pounds, so double the kilograms and add 10% to estimate pounds. The exact relationship is 1 lb = 0.45359237 kg.
Pounds to kilograms conversion table
| Pounds (lb) | Kilograms (kg) |
|---|---|
| 1 lb | 0.45359237 kg |
| 2 lb | 0.90718474 kg |
| 5 lb | 2.26796185 kg |
| 10 lb | 4.5359237 kg |
| 20 lb | 9.0718474 kg |
| 50 lb | 22.6796185 kg |
| 100 lb | 45.359237 kg |
| 120 lb | 54.4310844 kg |
| 130 lb | 58.9670081 kg |
| 140 lb | 63.5029318 kg |
| 150 lb | 68.0388555 kg |
| 160 lb | 72.5747792 kg |
| 180 lb | 81.6466266 kg |
| 200 lb | 90.718474 kg |
| 250 lb | 113.398093 kg |
| 300 lb | 136.077711 kg |
| 500 lb | 226.796185 kg |
Unit definitions
- Pound (lb)
- The international avoirdupois pound is exactly 0.45359237 kilograms and is divided into 16 ounces. It is the everyday unit of weight in the United States and is still widely used in the United Kingdom.
- Kilogram (kg)
- The kilogram is the SI base unit of mass, defined since 2019 by fixing the value of the Planck constant. It is the standard unit of mass in science and in everyday use in most countries.