Question

How do you find the greatest common factor of 8 20 and 44?

Answer 1

Greatest common factor is `4`

Explanation:

The prime factors of `8`, `20` and `44` are

`8=color(red)(2xx2)xx2`

`20=color(red)(2xx2)xx5`

`44=color(red)(2xx2)xx11`

as the common factors among all are `color(red)(2xx2)`,

Greatest common factor is `2xx2=4`