1. divide 6 and 6, both sides will not equalwww2.tvboxnow.com8 H0 M4 r6 J6 s: J
2. take any side of the 6, divide then 3 and 3, again both sides will not equal : d8 b; @: m4 E/ c B* M/ M5 Uwww2.tvboxnow.com3. take any 2 and weigh them 0 a1 _3 Z7 P. t/ T6 ^9 B; l1 z公仔箱論壇if they equal, the one left is the ball.