Question

mcm de 30-40-60 porfis chicos

Answer 1

30/2
15/3
5/5
1

40/2
20/2
10/2
5/5
1

60/2
30/2
15/3
5/5
1. mcm=2×2×2×3×5=120

Answer 2

30/2     40/2    60/2
15/3     20/2    30/2
 5/5     10/2     15/3
 1//       5/5       5/5
            1//        1//
30=2.3.5
40=2³.5
60=2².3.5
m.c.m.=2³.3.5=8.3.5= 120