Convert pounds to kilograms
Accurate tool to convert between lb and kg
Weight
Pounds
The pound is a unit of mass in the imperial system equal to approximately 453.6 grams.
Kilograms
The kilogram is the base unit of mass in the International System of Units.
Formula
To convert from pounds to kilograms, divide the weight by 2.20462.
pounds (lb)
Description
The pound is a unit of mass in the imperial system equal to approximately 453.6 grams.
History
Descended from the Roman libra. The avoirdupois pound (current standard) was established in the 14th century.
Symbol Origin
The symbol 'lb' comes from the Roman unit 'libra'.
Usage Context
Used for body weight in the US and UK, and for groceries in the US.
Main Usage
Did you know?
The currency 'Pound Sterling' was originally worth one pound weight of silver.
kilograms (kg)
Description
The kilogram is the base unit of mass in the International System of Units.
History
Originally the mass of one liter of water. Now defined by the Planck constant.
Symbol Origin
Prefix 'kilo' (thousand) + 'gram'.
Usage Context
Used for body weight, grocery items, and shipping weights.
Main Usage
Did you know?
The kilogram is the only SI base unit that includes a prefix ('kilo') in its name.
Quick Conversion Table
| pounds (lb) | kilograms (kg) |
|---|---|
| 1 | 0.453592 |
| 2 | 0.907184 |
| 5 | 2.26796 |
| 10 | 4.53592 |
| 25 | 11.3398 |
| 50 | 22.6796 |
| 100 | 45.3592 |
| 500 | 226.796 |
| 1000 | 453.592 |
| 2500 | 1133.98 |
| 5000 | 2267.96 |
| 10000 | 4535.92 |
Frequently Asked Questions
How to convert pounds to kilograms?
To convert from pounds to kilograms, divide the weight by 2.20462.
How many kilograms in 1 pounds?
1 pounds is equal to 0.453592 kilograms.
What is a pounds?
The pound is a unit of mass in the imperial system equal to approximately 453.6 grams.
What is a kilograms?
The kilogram is the base unit of mass in the International System of Units.