28 = 2 x 2 x 7
63 = 3 x 3 x 7
91 = 7 x 13
7 is the only common factor so is the highest common factor
The GCF of 28 and 63 is 7.
The GCF is 63.
The GCF is 63.
The greatest common factor of 441 and 945 is 63.
The GCF of 28, 42 and 63 is 7.The GCF is 7.
The Greatest Common Factor of 28, 42, 63: 7
The greatest common factor of the numbers 28, 35 and 63 is 7.
The highest common factor is 9
The greatest common factor of the numbers 63 and 15 is 3.
The GCF of 28 and 63 is 7.
The GCF is 7.
The highest common factor is 21
The GCF is 63.
The highest common factor of 36 and 63 is 9
The GCF (Greatest Common Factor) of 63 and 98 is: 7
225 = 3252 63 = 327 so the greatest common factor is 9
The Greatest Common Factor (GCF) is: 3