Question

5,21,30 resposta m.m.c

Answer 1

5,21,30 |2                                                                                                                      

5,21,15 |3

5,7,15 |5

1,7,3 |3

1,7,1 |7

1,1,1

MMC: 630

Answer 2

5, 21, 30 | 2
5, 21, 15 | 3
5, 7, 5 | 5
1, 7, 1 | 7
1, 1, 1 = 2 . 3 . 5 . 7 = 210

Portanto o MMC é 210 .