Question

What is the greatest common factor of 20 and 8

Answer 1

Answer: 4

Steps

8 = 2^3

20 = 2^2 x 5^1

Factors Of  8

1, 2, 4

Factors  of 20

1, 2, 4, 5, 10

Answer 2

Answer:

4

Step-by-step explanation:

20: 1, 2, 4, 5, 10, 20

8: 1, 2, 4, 8

Greatest common factor is 4!