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2014-07-28T13:01:17-03:00
9/3
3/3
1

90/2
45/3
15/3
5/5
1

MDC => 3
1 5 1
2014-07-28T13:39:41-03:00
9,90 | 3
3 ,30 | 3
1, 10 |2
1,  5  |5
1,1 ⇒⇒⇒⇒⇒⇒ 3².2.5

MDC= 3*3= 9