Solutions by everydaycalculation.com

The gcf of 275 and 2100 is 25.

- Find the prime factorization of 275

275 = 5 × 5 × 11 - Find the prime factorization of 2100

2100 = 2 × 2 × 3 × 5 × 5 × 7 - To find the gcf, multiply all the prime factors common to both numbers:

Therefore, GCF = 5 × 5 - GCF =
**25**

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Find hcf of: 550 & 4200 825 & 6300 55 & 420 550 & 2100 275 & 4200 825 & 2100 275 & 6300 1375 & 2100 1925 & 2100

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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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