The GCF is 2.
20/12 = 5/3 by dividing the numerator and denominator by their HCF which is 4
6 and 36 12 and 18
6 and 36 12 and 18
The GCF is 9.
The GCF is 2.
The hcf is 12
2
the hcf of 12 and 20 = 4
4
4
The GCF is 2.
The GCF is 2.
The GCF is 6.
HCF of 12 and 18 is 6 and LCM of 108 and 72 is 216 So: 6 times 216 = 1296
The GCF is 4.
The GCF is 6.