Question

Qual o MMC de 40 e 45

Answer 1

40,45: 2
20, 45: 2
10, 45: 2
5, 45: 3
5,15: 3
5,5: 5
1,1    =  2.2.2.3.3.5 = 8.9.5 = 8.45 = 360

mmc (40,45) = 360

Answer 2

40  45  | 2
20  45  | 2
10  45  | 2         mmc = 2.2.2.3.3.5 = 360
 5   45  | 3
 5   15  | 3         
 5    5   | 5
 1    1