The GCF is 6.
The GCF is 15.
The prime factor of 30 is 2, 3, and 5 .
90
It is: 60
The factors of 30 are 1, 2, 3, 5, 6, 10, 15, 30 For them to be common, they need to be compared to another set of factors.
IT IS PRIME there is no factor tree
Factor tree of 204
factor tree of 216
15
2*3*5
2/5