18 because 18/18=1 and 36/18=2. they are both divisible by 18 and 18 cant be divided equally by any higher number
The GCF is 18.
The hcf is 12
18
The HCF is 18
36 and 6 18 and 12
If you mean: 18, 27 and 36 then it is 9
6 and 36 12 and 18
6 and 36 12 and 18
12 and 18
6 and 36 12 and 18
The GCF is 18.
The Highest Common Factor is 18