Question

O MMC de (10,15,20)=

Answer 1

10,15,20 | 2
  5,15,10 | 2
  5,15,  5 | 3
  5,  5,  5 | 5
  1,  1,  1                  mmc(10,15,20) = 2 x 2 x 3 x 5 = 60

Answer 2

10,15,20/2
5,15,10/2
5,15,5/3
5,5,5/5
1,1,1           2x2x3x5= 60