GCF (HCF) of 80 and 110

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What is the Greatest Common Divisor of 80 and 110?

Answer

GCF (HCF) of 80 and 110 is
10

Common factors: 1, 2, 5, 10

10 divides both: 80 ÷ 10 = 8, 110 ÷ 10 = 11 — and 8 and 11 share no factor but 1, so no larger number divides both.

80 = 24 × 5

110 = 2 × 5 × 11

Prime80110Lowest power
22422
5555
11—11—

— = power 0: the prime is not a factor of this number, so it cannot be in the GCF.

GCF = 2 × 5 = 10

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GCF Table

Number 1Number 2GCF
802020
80844
809010
809616
8010020
8011010
8011216
801155
8012040
801255
8014020
8014416
801555
801655
8018020
801855
8019010
8020040
802155
802255
802655
802755
802855
8030020
8031010
803255
803555
8036040
8044040
804555

FAQ

What is the Greatest Common Divisor of 80 and 110?

GCF (HCF) of 80 and 110 is 10

How to find the GCF of 80 and 110?

You can find the GCF of 80 and 110 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 80 and 110 is 10.

What prime factors do 80 and 110 share?

The prime factorizations of 80 and 110 have 2 × 5 in common, and multiplying those shared primes gives 10 — exactly the greatest common factor.

How does the GCF reduce the fraction 80/110?

Divide the numerator and the denominator by the GCF 10: 80 ÷ 10 = 8 and 110 ÷ 10 = 11. So 80/110 in lowest terms is 8/11.

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