Question

mdc 90,165 e 64,80,52

Answer 1

90,165: 2
45, 165: 3
15, 55: 3
5,55: 5
1,11: 11
1              = 3.5 = 15

MDC (45,165)  = 15
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64,80,52: 2
32,40, 26: 2
16,20, 13: 2
8,10, 13: 2
4,5, 13: 2
2,5, 13: 2
1,5, 13: 5
1,1, 13: 13
1,1,1             =    2.2 = 4

MDC (64,80,52) = 4