Respostas

2014-08-27T09:23:15-03:00
28/12= 14/6= 7/3

63/27= 21/9= 7/3
2014-08-27T09:42:06-03:00
28/12 , máximo divisor comum= 4,  7/3.
63/27, m.d.c.=9,  7/3.