Tassilialgerie
2014-04-13, 23:43
حل تمرين 1 و 2 و 3 ص 59 :
http://www.up.tassilialgerie.com/do.php?img=3424
حل 4 ص 59 :
(8+) =( 3+) +(5+) ؛ (10-) =(6-) +( 4-)
http://www.up.tassilialgerie.com/do.php?img=3424
حل 4 ص 59 :
(8+) =( 3+) +(5+) ؛ (10-) =(6-) +( 4-)