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The factors of 49 are:

1, 7, 49

The factors of 84 are:

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

The factors of 91 are:

1, 7, 13, 91

The common factors are:

1, 7

The Greatest Common Factor:

GCF = 7

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7y ago
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7y ago

The common factors are 1 and 7, so the GCF is the biggest of them: 7.

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Q: What are the common factors and greatest common factor of 49 84 and 91?
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What is the greatest common factor of 49 98 and 49?

Since 49 is a factor of 98, and the largest possible factor of 49 is itself, the greatest common factor is 49.One way to determine the greatest common factor is to find all the factors of the numbers and compare them.The factors of 49 are 1, 7, and 49.The factors of 98 are 1, 2, 7, 14, 49, and 98.The common factors are 1, 7, and 49. Therefore, the greatest common factor is 49.The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together.The prime factors of 49 are 7 and 7.The prime factors of 98 are 2, 7, and 7.The prime factors in common are 7 and 7, so the greatest common factor is 7 x 7 = 49.It is: 49


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The factors of 49 are 1, 7, and 49. The Greatest common factor is the biggest number that is a factor of two or more given numbers. But you provided only one number. We need at least two numbers to find the greatest common factor.


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What are the common factors and greatest common factor of 49 and 81?

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