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The GCF is 13.

The Greatest Common Factor (GCF) is: 13

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The greatest common factor of 78 and 91 is 13.

Q: What is the greatest common factor of 78 91?

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The greatest common factor of the numbers 78, 91 and 156 is 13.

It is: 13

To find the greatest common factor, or GCF, you must first identify the factors for each number.For 91, its factors are 1, 7, 13, and 91.For 78, its factors are 1, 2, 3, 6, 13, 26, 39, and 78.13 is the highest (or greatest) factor they have in common, so the GCF for 91 and 78 is 13.

The GCF is 13.

The GCF is 13.

The GCF is 13.

13

To identify the GCF of 91 and 78, you first need to break these down into their prime factors: 91 = 7x13 78 = 2x3x13 The next step is to identify any common prime factors. In this case, both numbers have 13 as a prime factor. Thus the greatest common factor of 91 and 78 is 13.

1 and 13, the GCF

The GCF is 13.

The greatest common factor of 91 , 105 = 7

The greatest common factor of 91 and 95 is 1