The GCF of 9 and 10 is 1
The GCF is 1.
The GCF is 1.
The GCF is 9.
It is: 1
9
The GCF is 9.
The GCF is 1.
The GCF of 4, 9, and 10 is 1.
1 is the GCF of 4, 9 and 18. 4 and 9 between them have not got a common factor aside from 1. This dictates that 1 is the GCF.
The GCF is 9.
The GCF is 9.