Best Answer

The GCF of 9, 18, and 42 is 3.

The factors of 9 = 3*3

The factors of 18 = 2*3*3

The factors of 42 = 2*3*7

So the greatest common factor = 3.

More answers

There can only be one "greatest".

For these three numbers, it's '3'.

The greatest for these three numbers, is 3.

The GCF is 3.

GCF(9, 18, 42) = 3

Q: What is the greatest common factor of 9 18 and 42?

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The greatest common factor (GCF) is: 6

6

The greatest common factor of 12, 18, and 42 is 6The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.

The Greatest Common Factor of 24 and 42 is 6.

The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 18, 42, and 84 is 66

Related questions

18 and 42's highest common factor is six.

The greatest common factor of 18 21 and 42 is 3.

The greatest common factor of 42 , 18 = 6

The greatest common factor (GCF) is: 6

The Greatest Common Factor of 42 and 18 is 6.

6

If you mean 18, 42 and 36 then the GCF is 6

The GCF of 18, 42 and 60 is 6.

The GCF is 6.

It is: 3

6

The GCF is 6.