GCF of 87/25, 993/31, 639/807
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 87/25, 993/31, 639/807 i.e 3/625425 easily. The following is the detailed procedure to determine the greatest common factor of fractions 87/25, 993/31, 639/807.
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 87/25,993/31,639/807?
Given fractions are 87/25,993/31,639/807
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 87/25,993/31,639/807, numerators are 87,993,639
Denominators are 25,31,807
The GCF of 87,993,639 is 3 .
LCM of 25,31,807 is 625425.
The greatest common factor of 87/25,993/31,639/807 = [GCF of 87,993,639]/[LCM of 25,31,807]= 3/625425
Therefore, the GCF of 87/25,993/31,639/807 is 3/625425.
To find the highest common factor of 87,993,639, we have to find the factors of both numbers and list the highest common factor.
The factors of 87 are 1, 3, 29, 87
The factors of 993 are 1, 3, 331, 993
The factors of 639 are 1, 3, 9, 71, 213, 639
The HCF of 87,993,639 is 3.
Lets's calculate GCF of 87,993,639
| 3 | 87, 993, 639 |
| 29, 331, 213 |
∴ So the GCF of the given numbers is 3 = 3
Greatest Common Factor of 87,993,639 By Matching Biggest Common Factor Method
Now, list down the factors of 87
:1,3,29,87
Now, list down the factors of 993
:1,3,331,993
Now, list down the factors of 639
:1,3,9,71,213,639
Greatest Common Factor
We found the factors 87,993,639 . The biggest common factor number is the GCF number.
So the greatest common factor 87,993,639 is 3.
Lets's calculate LCM of 25,31,807
Given numbers has no common factors except 1. So, there LCM is their product i.e 625425
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 3/625425
Therefore, the GCF of Fractions 87/25,993/31,639/807 is 3/625425
Least Common Multiple of 25,31,807 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 25,31,807 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(25,31,807) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(25,31,807) x common factors =1 x 1 = 1
LCM(25,31,807) = ( 25 × 31 × 807 ) / 1
LCM(25,31,807) = 625425 / 1
LCM(25,31,807) = 625425
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FAQs on GCF of Fractions of 87/25, 993/31, 639/807
1. What is the HCF of 87,993,639?
The HCF of 87,993,639 is 3
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 87/25, 993/31, 639/807?
Answer: GCF of Numerators as per given numbers 87/25, 993/31, 639/807 is
GCF of Numerators i.e. for 87,993,639 is 3
LCM of denominators i.e. for 25,31,807 is 625425.
Thus, GCF of Fractions is 3/625425.Finally, GCF of Fractions for 87/25, 993/31, 639/807 is 3/625425.