2
The least common factor of any set of numbers is 1.
The least common factor of 30 and 42 is the smallest number that is a factor of both of them and is 1.However, I suspect that you mean either:What is the highest common factor of 30 and 42?ie what is the highest number that is a factor of both 30 and 42: hcf = 6;What is the lowest common multiple of 30 and 42?ie that is the smallest number that is a multiple of both 30 and 42 lcm = 210.
49 and 30 have no common factor so there is no fraction for 49/30 with lower terms.
the lowest common multiple of 28 and 30 is 420.
The lowest common factor is: 1
The lowest common factor of any set of integers is 1.
The lowest common factor of any pair of positive integers is 1. The highest common factor of 15 and 30 is 15
The lowest common factor of any set of positive integers is 1.
The lowest common factor of any set of integers is 1.
The greatest common factor of 16 and 30 is 2
The LCF is 1.
The Greatest Common Factor of 16, 20, 30: 2
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The GCF of 18 and 30 is 6. The least common factor of any set of integers is 1.
30 and 16's highest common factor is two.