The GCF of 6 and 10 is 2.
4 and 9 have a GCF of 1
the two smallest numbers are 49 and 14
12 and 16
2 and any other even number.
The GCF of 6 and 10 is 2.
4 and 9 have a GCF of 1
the two smallest numbers are 49 and 14
15 and 30
10,20
21 and 42.
30 and 60
20 and 100.GCF is 20, and LCM is 100.
12 and 66
12 and 216
4 and 8.
Two numbers whose GCF is one are relatively prime or co-prime