The GCF of 28 and 60 is 4.
To find the answer, you must find out their factors.
28:1, 2, 4, 7, 11, 28
60:1, 2, 3, 4, 5, 6, 10, 15, 20, 30, 60
As you can see, the greatest common factor of 28 and 60 is 4.
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The greatest factors of any positive integers are the integers themselves. The GCF of 28 and 60 is 4.
The greatest common factor for 60 and 130 is 10.
The greatest common factor of 36, 60, and 96 is 12
The Greatest Common Factor of 60, 126, 216 is 6.
The Greatest Common Factor (GCF) is: 15