Problema A Parole Sulla Sottrazione

Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2uD/ Traduzione in Italiano del video Subtraction Word Problem http://www.youtube.com/watch?feature=player_embedded&v=QY8vv7eVVJE http://www.khanacademy.org/math/arithmetic/addition-subtraction/v/subtraction-word-problem Help us caption & translate this video! http://amara.org/v/B2uD/