Pounds to kilograms (lbs to kg) weight units conversion factor is 0.45359237. If the conversion is for the Troy weight (used for precious metals, gold, gemstones etc), the conversion factor is 0.3732417216. To find out how many kilograms in pounds, multiply the kilogram value by the conversion factor or use the converter.
1 Pound = 0.45359237 Kilogram
There are 0.45359237 kilograms in a pound, because kilogram is the base unit of mass in SI (International System of Units) and is defined as being equal to the mass of the international prototype of the kilogram (kg). The mass of that prototype equals to 2.20462262 pounds (lbs).
For example, to calculate how many kilograms there are in a pound and a half, multiply the pound value by the conversion factor, 1.5 lbs * 0.45359237 (kg in 1 lb) = 0.68 kilogram in a pound and a half.
Pound is a unit of mass in imperial and US customary systems and defined as 0.45359237 kilogram. There are 16 ounces and 453.592 grams in a pound. The abbreviations are "lb", "lbs".
Kilogram is the base unit of mass in metric system and equals to the mass of one liter of water. 1 kilogram is 2.20462262 pounds or 35.274 ounces. The abbreviation is "kg".
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