Are you asking if he cut stuff from the theatrical versions? From what I've witnessed so far, no, that's definitely not the case. If he did, then he added much more so it's hard to notice if anything is missing.
The beginning of Fellowship is vastly different, if that might interest you. It has the same prologue, but then shifts to Bilbo narrating for 5 minutes about his adventures and hobbits–it's basically him starting A Hobbit's Tale.