GCF of 7/87, 85/31, 42/955, 527/815
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 7/87, 85/31, 42/955, 527/815 i.e 1/419828505 easily. The following is the detailed procedure to determine the greatest common factor of fractions 7/87, 85/31, 42/955, 527/815.
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 7/87,85/31,42/955,527/815?
Given fractions are 7/87,85/31,42/955,527/815
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 7/87,85/31,42/955,527/815, numerators are 7,85,42,527
Denominators are 87,31,955,815
The GCF of 7,85,42,527 is 1 .
LCM of 87,31,955,815 is 419828505.
The greatest common factor of 7/87,85/31,42/955,527/815 = [GCF of 7,85,42,527]/[LCM of 87,31,955,815]= 1/419828505
Therefore, the GCF of 7/87,85/31,42/955,527/815 is 1/419828505.
To find the highest common factor of 7,85,42,527, we have to find the factors of both numbers and list the highest common factor.
The factors of 7 are 1, 7
The factors of 85 are 1, 5, 17, 85
The factors of 42 are 1, 2, 3, 6, 7, 14, 21, 42
The factors of 527 are 1, 17, 31, 527
The HCF of 7,85,42,527 is 1.
Lets's calculate GCF of 7,85,42,527
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 7,85,42,527 By Matching Biggest Common Factor Method
Now, list down the factors of 7
:1,7
Now, list down the factors of 85
:1,5,17,85
Now, list down the factors of 42
:1,2,3,6,7,14,21,42
Now, list down the factors of 527
:1,17,31,527
Greatest Common Factor
We found the factors 7,85,42,527 . The biggest common factor number is the GCF number.
So the greatest common factor 7,85,42,527 is 1.
Lets's calculate LCM of 87,31,955,815
| 5 | 87, 31, 955, 815 |
| 87, 31, 191, 163 |
∴ So the LCM of the given numbers is 5 x 87 x 31 x 191 x 163 = 419828505
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/419828505
Therefore, the GCF of Fractions 7/87,85/31,42/955,527/815 is 1/419828505
Least Common Multiple of 87,31,955,815 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 87,31,955,815 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(87,31,955,815) = 1
common factors(in case of two or more numbers have common factors) = 5
GCF(87,31,955,815) x common factors =1 x 5 = 5
LCM(87,31,955,815) = ( 87 × 31 × 955 × 815 ) / 5
LCM(87,31,955,815) = 2099142525 / 5
LCM(87,31,955,815) = 419828505
GCF of Fractions Calculation Examples
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FAQs on GCF of Fractions of 7/87, 85/31, 42/955, 527/815
1. What is the HCF of 7,85,42,527?
The HCF of 7,85,42,527 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 7/87, 85/31, 42/955, 527/815?
Answer: GCF of Numerators as per given numbers 7/87, 85/31, 42/955, 527/815 is
GCF of Numerators i.e. for 7,85,42,527 is 1
LCM of denominators i.e. for 87,31,955,815 is 419828505.
Thus, GCF of Fractions is 1/419828505.Finally, GCF of Fractions for 7/87, 85/31, 42/955, 527/815 is 1/419828505.