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The common factors are 1 and 7.

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8y ago
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10y ago

Only 7 goes into both numbers

21/7 = 3

35/7 = 5

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Q: What are the common factors of 21 and 35?
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Related questions

What are the common factors for 21 and 35?

The common factors are: 1, 7


What is the common factors of 35 and 21?

The common factors are: 1, 7


What are the common factors for 21 and 35 explain?

The factors of 21 are:1, 3, 7, 21The factors of 35 are:1, 5, 7, 35The common factors are:1, 7


What are the factors of 21 and 35?

Factors of 21: 1, 3, 7, and 21.Factors of 35: 1, 5, 7, and 35.You didn't ask for the factors that are common to 21 and 35.If you had asked for those, the answer would have been: 1 and 7 .


Is 7 the greatest common factor of 21 and 35 and why?

The factors of 21 are:1, 3, 7, 21The factors of 35 are:1, 5, 7, 35The common factors are:1, 7The Greatest Common Factor:GCF = 7


What are all of the common factors of 21 and 35?

1 and 7


What is the greatest common factor of 7 21 and 35?

The GCF of 7, 21 and 35 is 7. This leaves you with 1, 3 and 5 respectively, You can go no further as the only common factor remaining is 1.The factors of 7 are: 1, 7The factors of 21 are: 1, 3, 7, 21The factors of 35 are: 1, 5, 7, 35The common factors are: 1, 7The Greatest Common Factor (GCF) is: 7


What is the greatest common factor of 21 and 35?

The GCF of 21 and 35 is 7.The factors of 21 are 1, 3, 7, and 21The factors of 35 are 1, 5, 7, and 35The greatest (largest) factor common to both 21 and 35 is 7The GCF is 7.


What is the LCM of 21 3 and 35?

3 is a factor of 21, so ignore it. 21 factors to [3 7] 35 factors to [5 7] common factor [7] LCM = 21 * 35 / 7 = 105 ■


What is the greatest common factor for 21 35 56?

Factors of 21: 1, 3, 7, 21.Factors of 35: 1, 5, 7, 35.Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56.GCF (21, 35, 56) = 7


Is 7 a factor of 21 and 35?

The factors of 21 are: 1, 3, 7, 21The factors of 35 are: 1, 5, 7, 35The common factors are: 1, 7


What is the greatest common factors of 21 35 49?

The GCF is 7.