The GCF is 5.
The GCF is 1.
The GCF is 10.
The GCF for 40 and50 is 10.
The LCM is: 4,800
The greatest common factor of 15 and 105 is 15.
There is no common factor
Greatest common factor of 15 and 60 is 15.
The GCF is 15.
1 and the highest common factor is 15
Since 15 is a factor of 60, it is automatically the GCF.
Since 15 is a factor of 45, and 15's largest factor cannot be larger than itself, the greatest common factor of 15 and 45 is 15.
Since 15 is a factor of 30, all of its factors are common.