GCF of 75/78, 13/761, 166/861
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 75/78, 13/761, 166/861 i.e 1/17035746 easily. The following is the detailed procedure to determine the greatest common factor of fractions 75/78, 13/761, 166/861.
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 75/78,13/761,166/861?
Given fractions are 75/78,13/761,166/861
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 75/78,13/761,166/861, numerators are 75,13,166
Denominators are 78,761,861
The GCF of 75,13,166 is 1 .
LCM of 78,761,861 is 17035746.
The greatest common factor of 75/78,13/761,166/861 = [GCF of 75,13,166]/[LCM of 78,761,861]= 1/17035746
Therefore, the GCF of 75/78,13/761,166/861 is 1/17035746.
To find the highest common factor of 75,13,166, we have to find the factors of both numbers and list the highest common factor.
The factors of 75 are 1, 3, 5, 15, 25, 75
The factors of 13 are 1, 13
The factors of 166 are 1, 2, 83, 166
The HCF of 75,13,166 is 1.
Lets's calculate GCF of 75,13,166
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 75,13,166 By Matching Biggest Common Factor Method
Now, list down the factors of 75
:1,3,5,15,25,75
Now, list down the factors of 13
:1,13
Now, list down the factors of 166
:1,2,83,166
Greatest Common Factor
We found the factors 75,13,166 . The biggest common factor number is the GCF number.
So the greatest common factor 75,13,166 is 1.
Lets's calculate LCM of 78,761,861
| 3 | 78, 761, 861 |
| 26, 761, 287 |
∴ So the LCM of the given numbers is 3 x 26 x 761 x 287 = 17035746
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/17035746
Therefore, the GCF of Fractions 75/78,13/761,166/861 is 1/17035746
Least Common Multiple of 78,761,861 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 78,761,861 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(78,761,861) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(78,761,861) x common factors =1 x 3 = 3
LCM(78,761,861) = ( 78 × 761 × 861 ) / 3
LCM(78,761,861) = 51107238 / 3
LCM(78,761,861) = 17035746
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FAQs on GCF of Fractions of 75/78, 13/761, 166/861
1. What is the HCF of 75,13,166?
The HCF of 75,13,166 is 1
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 75/78, 13/761, 166/861?
Answer: GCF of Numerators as per given numbers 75/78, 13/761, 166/861 is
GCF of Numerators i.e. for 75,13,166 is 1
LCM of denominators i.e. for 78,761,861 is 17035746.
Thus, GCF of Fractions is 1/17035746.Finally, GCF of Fractions for 75/78, 13/761, 166/861 is 1/17035746.