Best Answer

Answer: 6

Definition: A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that the numbers have in common.

Method:

One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.

The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

The factors of 126 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, and 126.

The common factors are 1, 2, 3, and 6. Therefore, the greatest common factor is 6.

Q: What is the greatest common factor of 30 and 126?

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The GCF is 6.

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

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The greatest common factor of 30 and 126 is 6 .

The GCF is 6.

The greatest common factor of the numbers 30, 84 and 126 is 6.

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

The greatest common factor of 30 , 60 = 30

The greatest common factor of 7 and 30 is 1.

The greatest common factor of 30 , 50 = 10

What is the greatest common factor shared by 100 and 30?

The Greatest Common Factor of 30, 70: 10

The Greatest Common Factor of 30, 40: 10