Original: The Ares V was designed to have a payload capacity of over 414,000 lb (188 metric tons) to Low Earth orbit (LEO), and 157,000 lb (71 metric tons) to the Moon.
Simplified: The Ares V will be able to carry about 188 tonnes (414,000 lb) to Low Earth orbit (LEO), and 71 tonnes (157,000 lb) to the Moon.