The GCF is 1.
3.
You need at least two numbers to find a GCF.
The HCF is 7.
2 x 2 x 5 x 7 = 140 5 x 9 x 9 = 405 HCF is 5 LCM is 11,340
The GCF is 7.
The GCF is 7.
9= 3x3 12= 2x2x2x2x3 HCF = 3
The GCF is 9.
HCF of 27,63,207
The GCF is 9.
The GCF is 50.