Question

What is the greatest common factor of 100 and 45?

Answer 1

Greatest Common Factor of `100` and `45` is `5`

Explanation:

Factors of `100` are `{1,2,4,5,10,20,25,50,100}`

Factors of `45` are `{1,3,5,9,15,45}`

Hence common factors are `{1,5}` and

Greatest Common Factor of `100` and `45` is `5`