The GCF of 4 and 10 is 2.
50
The GCF is 1.
The GCF is 4.
The GCF of 8, 40, and 60 is 4.
The greatest common factor of 4, 6, 10, and 22 is 2.
Since 4 and 5 are coprime, GCF(4, 12, 10, 5) = GCF(4,5) = 1
The GCF is 2.
The GCF of 5 and 10 is 5. The GCF of 4 and 12 is 4.
The GCF is 2.
The GCF of 8 and 10 is 2. 8/10 reduces to 4/5
The GCF is 2.