Solutions by everydaycalculation.com

The GCF of 800 and 1260 is 20.

- Find the prime factorization of 800

800 = 2 × 2 × 2 × 2 × 2 × 5 × 5 - Find the prime factorization of 1260

1260 = 2 × 2 × 3 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 2 × 5 - GCF =
**20**

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Find hcf of: 1600 & 2520 400 & 630 2400 & 3780 4000 & 6300 160 & 252 5600 & 8820 1600 & 1260 800 & 2520 2400 & 1260 800 & 3780 4000 & 1260 800 & 6300 5600 & 1260 800 & 8820

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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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