On Jul 30, 2010, at 2:26 AM, Roy v.d. Westhuizen wrote: > Hi There, can anyone help me with a reference to a source for > learning numbers. I don't find Help very helpful. A complete 249-page Numbers '09 User Guide can be read or downloaded here: <http://manuals.info.apple.com/en_US/Numbers09_UserGuide.pdf>