It is 15
The greatest common factor of 45 and 105 is 15.
The least common multiple of 45 75 and 105 is 1575
prime factor all 3 45=3*3*5 75=3*5*5 105=7*3*5 Select the common factors 3*5 = 15, the GCF
The GCF is 15.
It is 15
It is: 15
The GCF is 45.
The GCF is 15.
The GCF is 15.
The GCF is 15.
The GCF is 15.
The GCF is 15.
The GCF of 45 and 75 is 15
The GCF for 20 45 75 is 5.
The greatest common factor of 45 and 105 is 15.
The GCF is: 15