Respuesta :

Answer:

Factors of 56 are 1,2,4,7,8,14,28 and 56 Factors of 80 are 1,2,4,5,8,10,16,20,40 and 80

Step-by-step explanation:

"Common" factors are those numbers which are factors of both 56 and 80, and therefore appear in both the lists i.e.

8 because 8x7 is 56 and 10x8 is 80