Question

mmc (5,10,20)é=a quanto

Answer 1

5-10-20/2
5-5-10/2
5-5-5/5
1-1-1

2x2x5= 20

Answer 2

5 - 10 - 20 : 2
5 - 5 - 10 : 2
5 - 5 -5 : 5
1 - 1 -1 : mmc : 2×2×5 = 20