Question

qual o mmc de 10 e 13
2 e 5 e de 3 e 10

Answer 1

a) mmc (10,13) = 130

10,13: 2
5,13: 5
1,13: 13
1,1   =  2.5.13 = 10.13 = 130
-----------------------------------------------
b) mmc (2,5) = 10

2,5: 2
1,5: 5
1,1      = 2.5 = 10
-------------------------------------------
c) mmc (3,10) = 30

3,10: 3
1,10: 10
1,1          = 3.10 = 30