Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2yF/ Esercizi: http://www.khanacademy.org/exercises?exid=ordering_numbers Traduzione in Italiano del video Percent and decimals http://www.youtube.com/watch?v=RvtdJnYFNhc http://www.khanacademy.org/video/percent-and-decimals?playlist=Arithmetic