Pounds to hundredweights (US) conversion calculator shown above calculates how many hundredweights (US) are in 'X' pounds (where 'X' is the number of pounds to convert to hundredweights (US)). In order to convert a value from pounds to hundredweights (US) (from lb to cwt) type the number of lb to be converted to cwt and then click on the 'convert' button.