GCF of 220/443, 645/538
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 220/443, 645/538 i.e 5/238334 easily. The following is the detailed procedure to determine the greatest common factor of fractions 220/443, 645/538.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
What is the GCF of 220/443,645/538?
Given fractions are 220/443,645/538
To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by
GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators
In the fractions 220/443,645/538, numerators are 220,645
Denominators are 443,538
The GCF of 220,645 is 5 .
LCM of 443,538 is 238334.
The greatest common factor of 220/443,645/538 = [GCF of 220,645]/[LCM of 443,538]= 5/238334
Therefore, the GCF of 220/443,645/538 is 5/238334.
To find the highest common factor of 220,645, we have to find the factors of both numbers and list the highest common factor.
The factors of 220 are 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220
The factors of 645 are 1, 3, 5, 15, 43, 129, 215, 645
The HCF of 220,645 is 5.
Lets's calculate GCF of 220,645
| 5 | 220, 645 |
| 44, 129 |
∴ So the GCF of the given numbers is 5 = 5
Greatest Common Factor of 220,645 By Matching Biggest Common Factor Method
Now, list down the factors of 220
:1,2,4,5,10,11,20,22,44,55,110,220
Now, list down the factors of 645
:1,3,5,15,43,129,215,645
Greatest Common Factor
We found the factors 220,645 . The biggest common factor number is the GCF number.
So the greatest common factor 220,645 is 5.
Lets's calculate LCM of 443,538
Given numbers has no common factors except 1. So, there LCM is their product i.e 238334
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 5/238334
Therefore, the GCF of Fractions 220/443,645/538 is 5/238334
Least Common Multiple of 443,538 with GCF Formula
The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).
We need to calculate greatest common factor of 443,538 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(443,538) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(443,538) x common factors =1 x 1 = 1
LCM(443,538) = ( 443 × 538 ) / 1
LCM(443,538) = 238334 / 1
LCM(443,538) = 238334
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FAQs on GCF of Fractions of 220/443, 645/538
1. What is the HCF of 220,645?
The HCF of 220,645 is 5
2. What is the GCF of a fraction?
The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.
3. How to find GCF in Fractions?
Answer: GCF of fractions can be found using the simple formula GCF of Fractions = GCF of Numerators/LCM of Denominators.
4. What is the GCF of Fractions for 220/443, 645/538?
Answer: GCF of Numerators as per given numbers 220/443, 645/538 is
GCF of Numerators i.e. for 220,645 is 5
LCM of denominators i.e. for 443,538 is 238334.
Thus, GCF of Fractions is 5/238334.Finally, GCF of Fractions for 220/443, 645/538 is 5/238334.