The GCF is 2.
the highest common factor of the numbers 12, 16 and 18 is 2.
The same as the highest common factor of 18 and 12 (where 12 is the remainder of the division of 48 by 18).
The GCF is 6.
The highest common factor of 10 and 18 is 2.
The highest common factor for 18 and 16 is 2.
The prime numbers of 2 and 3 are common to 12 and 18 and so 2*3 = 6 which is their highest common factor
It is 1 but the highest common factor is 18
The highest common factor is 9
The highest common factor is 18
18 and 42's highest common factor is six.
The Greatest Common Factor (GCF) is: 18
Factors for 15: 3, 5 Factors for 36: 2, 3, 4, 6, 9, 12, 18 Highest common Factor: 3