Solutions by everydaycalculation.com

The GCF of 12 and 33 is 3.

- Find the prime factorization of 12

12 = 2 × 2 × 3 - Find the prime factorization of 33

33 = 3 × 11 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 3

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Find hcf of: 24 & 66 36 & 99 4 & 11 60 & 165 84 & 231 24 & 33 12 & 66 36 & 33 12 & 99 60 & 33 12 & 165 84 & 33 12 & 231

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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).

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