Respuesta :

Answer:

14

Step-by-step explanation:

70

  1 * 70

  5 * 14

  7 * 10

42

 1 * 42

 3 * 14

 7 * 6

28

 1 * 28

 2 * 14

 7 * 4

pick the largest factor from 70 and check it they also work with the other two. 14 is the GCF.

Answer:

The answer is 14

Step-by-step explanation:

hope that helps

The factors of 28 are 1,2,4,7,14,28

The factors of 42 are 1,2,3,6,7,14,21,42

The factors of 70 are 1,2,5,7,10,14,35,70