Respuesta :

Answer:

14, 28, 42, 56, and 70 are the first 5 common multiples of 14

20, 40, 60, 80, and 100 are the first 4 common multiples of 20

carellann2008

Answer:  14 :  14,28,42,56,70

                20: 20,40,60,60,100

lcm is 140