Printing Changes

2003 - (File > Print) in the "Print what" box select "Document showing markup"
SS

2007 - (Office > Print) in the "Print what" box select "Document showing markup"
SS - print document with changes

2010 - (File > Print) display the drop-down which says "print all pages" and tick "Print markup"
SS

Printing just pages with Track Changes

It is not possible just to print the pages that contain tracked changes

List of Markup - prints a list of the changes - author and the time of the change.
SS