Ο ΠΟΛΛΑΠΛΑΣΙΑΣΜΟΣ ΣΤΟΥΣ ΦΥΣΙΚΟΥΣ ΑΡΙΘΜΟΥΣ

http://users.sch.gr/gregzer/M/M-E/%CE%9F%20%CF%80%CE%BF%CE%BB%CE%BB%CE%B1%CF%80%CE%BB%CE%B1%CF%83%CE%B9%CE%B1%CF%83%CE%BC%CF%8C%CF%82%20%CF%83%CF%84%CE%BF%CF%85%CF%82%20%CF%86%CF%85%CF%83%CE%B9%CE%BA%CE%BF%CF%8D%CF%82%20%CE%B1%CF%81%CE%B9%CE%B8%CE%BC%CE%BF%CF%8D%CF%82/index.html


https://www.youtube.com/watch?v=m_z22RKhuFs