2) Calcule o MMC de:
a) 16, 24
b) 22, 30, 40
c) 40, 80
d) 48, 64, 32
e) 90, 81
Soluções para a tarefa
Resposta:
a) 16, 24|2
8, 12| 2
4, 6| 2
2, 3| 2
1, 3| 3
1, 1
MMC: 2 x 2 x 2 x 2 x 3 = 48
b) 22, 30, 40| 2
11, 15, 20 | 2
11, 15, 10| 2
11, 15, 5| 3
11, 5, 5| 5
11, 1, 1| 11
1, 1, 1
MMC: 2 x 2 x 2 x 3 x 5 x 11 = 1320
c) 40, 80| 2
20, 40| 2
10, 20| 2
5, 10| 2
5, 5 | 5
1, 1
MMC: 2 x 2 x 2 x 2 x 5 = 80
d) 48, 64, 32| 2
24, 32, 16| 2
12, 16, 8| 2
6, 8, 4| 2
3, 4, 2| 2
3, 2, 1| 2
3, 1, 1| 3
1, 1, 1
MMC= 2 x 2 x 2 x 2 x 2 x 2 x 3 = 192
e) 90, 81| 2
45, 81| 3
15, 27| 3
5, 9 | 3
5, 3 | 3
5, 1 | 5
1, 1
MMC 2 x 3 x 3 x 3 x 3 x 5 = 810
Explicação passo a passo:
Sempre divida pelos números primos: 2, 3, 5, 7, 11, 13, 17, 19, ...