Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2tl/ Esercizi: http://www.khanacademy.org/exercise/estimation_with_decimals Traduzione In Italiano del video Estimation with Decimals http://www.youtube.com/watch?feature=player_embedded&v=BkwI6Uu0vi4 http://www.khanacademy.org/math/arithmetic/decimals/v/estimation-with-decimals Help us caption & translate this video! http://amara.org/v/B2tl/