A pound(lbs) is a unit of weight used mainly in Britain, America, and other countries where English is spoken.
A kilogram(kg) is the base unit of mass in the International System of Units (SI) and it was originally defined as the mass of one liter of water.
Formula to convert pounds to kilograms.
There is more than one formula when it comes to converting lbs to kg. This one is based on their relationship that states that, 1 lb is equivalent to 0.453592 kg.
Therefore to convert lbs to kg, we multiply the pounds by 0.453592.
Weight in Kg = Weight in Pounds x 0.453592
Convert 120 lbs to kg.
= 120 x 0.453592