Solutions by everydaycalculation.com

The GCF of 275 and 1980 is 55.

- Find the prime factorization of 275

275 = 5 × 5 × 11 - Find the prime factorization of 1980

1980 = 2 × 2 × 3 × 3 × 5 × 11 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 5 × 11 - GCF =
**55**

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Find hcf of: 550 & 3960 825 & 5940 1375 & 9900 55 & 396 550 & 1980 275 & 3960 825 & 1980 275 & 5940 1375 & 1980 275 & 9900 1925 & 1980

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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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