Question

common mutupal of 13 & 8

Answer 1

13,26,39,52....
8,16,24,32....

Answer 2

To get the Least Common Multiple (LCM) of 8 and 13 we need to factor each value first and then we choose all the factors which appear in any column and multiply them:

8: 2 2 2
13: 13
LCM: 2 2 2 13
The Least Common Multiple (LCM) is: 2 x 2 x 2 x 13 = 104