Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2tn/ Esercizi: http://www.khanacademy.org/exercise/understanding_moving_the_decimal Traduzione in Italiano del video Multiplying a Decimal by a Power of 10 http://www.youtube.com/watch?feature=player_embedded&v=mV0RxDZG05A http://www.khanacademy.org/math/arithmetic/decimals/v/multiplying-a-decimal-by-a-power-of-10