题目

Here’s a movie-a sharp, sugar-rush of fun that’s guaranteed to entertain the entire family. With some terrific computer-generated effects, a great cast and a fun-packed storyline, Robots is the best animated film(动画片) since The Incredibles. Yep, it really is that good.     Set in a world populated by robots, Ewan McGregor plays Rodney Copperbottom, a young robot who leaves his small-town home to pursue his dream of becoming an inventor.     But after arriving in Robot City, his hopes of getting a job at Bigweld Industries are destroyed when he learns the firm has been计算下面各题，怎样简便就怎样算．272-44+85230-130÷10144+（57-12）×2250×15×499×45+4517×23-23×7289-125-7525×163200÷4÷25．