The GCF of 20 and 36 is 4.
To find the greatest common factor, or GCF, you must first identify the factors for each number.
For 20, its factors are 1, 2, 4, 5, 10, and 20.
For 36, its factors are 1, 2, 3, 4, 9, 12, 18, and 36.
4 is the highest (or greatest) factor they have in common, so the GCF for 20 and 36 is 4.
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The Greatest Common Factor (GCF) is: 9
The greatest common factor of 108 and 144 is 36.
2 is the Greatest common factor.
The greatest common factor of 6 and 36 is 6. Since 6 is a factor of 36, it is automatically the GCF.
the greatest common factor is 6