The GCF of 72 and 84 is 12.
The greatest common factor of the numbers 30, 84 and 126 is 6.
It is not possible to give a sensible answer to this question. The highest common factor (HCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question!
The GCF is 6.
The GCF of 30 and 84 is 6. The GCF of 126 and 12 is also 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
Since 6 is a factor of 84, it is automatically the GCF.
Since 6 is a factor of 84, it is automatically the GCF of 6 and 84.
The factors of 72 are:1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72The factors of 84 are:1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84The common factors are:1, 2, 3, 4, 6, 12The Greatest Common Factor (GCF) is:1212It is 12