Best Answer

To get the Greates Common Factor (GCF) of 30 and 105 we need to factor each value first and then we choose all the copies of factors and multiply them:

30: 2 3 5 105: 3 5 7 GCF: 3 5

The Greates Common Factor (GCF) is: 3 x 5 = 15

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The highest common factor of 30 and 105 is 15.

15 is the highest/greatest common factor.

Q: What is the greatest common factor of 30 and 105?

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The GCF is 15.

The greatest common factor (GCF) of 20 and 30 is 10.

30 is a factor of 150 so 30 is the greatest common factor of 30 and 150

The greatest common factor of 7 and 30 is 1.

The Greatest Common Factor of 30, 70: 10

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The greatest common factor of 30 and 105 is 15.

The GCF is 15.

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The GCF is 5.

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Their greatest common factor is 15

The GCF is: 5

The greatest common factor (GCF) of 20 and 30 is 10.

The greatest common factor of 30 and 39 is 3.

30 is a factor of 150 so 30 is the greatest common factor of 30 and 150