The GCF is 15.
150 30:60,90,120,150,180... 75:150...
The GCF is 15.
The LCM of 30 and 75 is 150. Their GCF is 15.
The GCF is 15.
The GCF is 3.
The GCF is 1.
GCF(36, 36, 75) = 3.
The GCF of 30 and 75 is 15
The GCF is 5.
The GCF is 3.
The GCF is 15.
The GCF is 15.