What is the greatest common factor of of 28 and 44?
4
What is the greatest common factor of 45 and 78?
3
What is the highest common factor of 20 and 50?
10
What is the highest common factor of 63 and 99?
9
Name all the factors of 35
1, 5, 7 and 35.
What is the greatest common factor of 38 and 76?
38
Name all the factors of 12
1, 2, 3, 4, 6, and 12,
What is the highest common factor of 65 and 156?
13
What is the highest common factor of 12 and 18?
6
What is the greatest common factor of 45 and 52?
1