Best Answer

To find the HCF of two numbers you first need to identify their prime factors. In this case we have:

11 = 11

9 = 3x3

The next step would be to identify any common prime factors. In this case there are none. Thus the hcf of 11 and 9 is simply 1.

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The GCF is 1.

1

Q: What is the HCF of 11 and 9?

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HCF is the highest common factor of two or more numbers. As they 9 and 11 are co-primes hence HCF is 1.

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3.

what is the HCF for 11 33 121

The GCF is 11.

9 since 9 * 3 = 27 and 9 * 11 = 99

9= 3x3 12= 2x2x2x2x3 HCF = 3

The GCF is 9.

The GCF is 9.

HCF of 27,63,207

11

The HCF is 1.