Question

qual o mdc de 20 30 e 72

Answer 1

20 | 30 | 72 | 2
10 | 15 | 36 | 2
  5 | 15 | 18 | 2
  5 | 15 |   9 | 3
  5 |   5 |   3 | 3
  5 |   5 |   1 | 5
  1 |   1 |   1 |=== MDC = 2


MDC de 20, 30, 72  = 2