The formula for converting from pounds to kilograms is the quotient of dividing the number of pounds by 2.2. For example: 164 divided by 2.2 equals 74.38 kilograms. Alternatively, expression of the kilograms in fractions rather than decimals is 74 25/64 kilograms.
A kilogram can also be expressed through a mixture of kilogram and gram units, with 74.38 kilograms equal to 74 kilograms and 389.14 grams.
A kilogram is a unit of weight in the metric system, which is commonly used throughout most of the world. There are 1,000 grams in 1 kilogram.