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Q: What are the greatest common factors of 21 and 49?

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The factors of 21 are:1, 3, 7, 21The factors of 49 are:1, 7, 49The common factors are: 1, 7The Greatest Common Factor (GCF) is: 7

The GCF is 7.

The factors of 21 are 1, 3, 7, 21 The factors of 49 are 1, 7, 49 The largest matching number is 7 so 7 is the GCF of 21 and 49.

The greatest common factor of 14, 21 and 49 is 7.

Common factors of 49 and 112 are: 1 and 7.

Common factors of 49 and 77 are: 1 and 7.

The GCF of 21, 49 and 63 is 7.The factors of 21 are: 1, 3, 7, 21The factors of 49 are: 1, 7, 49The factors of 63 are: 1, 3, 7, 9, 21, 63The common factors are: 1, 7The Greatest Common Factor (GCF) is: 7GCF = 7

Factors or 21 are: 1 3 7 21 Factors or 49 are: 1 7 49 Common factors of 21 and 49 are: 1 and 7

The GCF is 7.

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

The factors of 49 are:1, 7, 49The factors of 63 are:1, 3, 7, 9, 21, 63The Greatest Common Factor:GCF = 7

The factors of 49 are: 1, 7, 49 The factors of 98 are: 1, 2, 7, 14, 49, 98 The common factors are: 1, 7, 49 The Greatest Common Factor: GCF = 49

The factors of 21 are:1, 3, 7, 21The factors of 49 are:1, 7, 49The common factors are:1, 7

The GCF and LCM of 21 and 49 are 7 and 147 respectively

The Greatest Common Factor (GCF) is: 1

Factors of 49 are 1, 7, and 49.Factors of 84 are 1, 2, 3, 4, 7, 12, 21, 28, 42, and 84.Factors of 98 are 1, 2, 7, 14, 49, and 98.Their greatest common factor is 7.

7

7

It is 1

7

It is: 7

7

The GCF of 21, 49, and 56 is 7

The GCF of 21, 49 and 115 is 1.

21- 1,3,7,29 49- 1,7,49