1 and 3
1 and 7
The LCM is: 42
It is: 21
The GCF is 7.
The GCF is 7.
The GCF is 3.
Just 63
Any multiple of 105.
The common factors of 6 are 1, 2, 3, and 6.
The common factors of 6 and 18 are 1, 2, 3, and 6
Common factors of 6 and 18 are 1,2,3,6.
1 and 3 are the common factors of 3 and 6.