GCF of 7/85, 74/77, 55/603, 518/471
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 7/85, 74/77, 55/603, 518/471 i.e 1/619621695 easily. The following is the detailed procedure to determine the greatest common factor of fractions 7/85, 74/77, 55/603, 518/471.
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 7/85,74/77,55/603,518/471?
Given fractions are 7/85,74/77,55/603,518/471
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 7/85,74/77,55/603,518/471, numerators are 7,74,55,518
Denominators are 85,77,603,471
The GCF of 7,74,55,518 is 1 .
LCM of 85,77,603,471 is 619621695.
The greatest common factor of 7/85,74/77,55/603,518/471 = [GCF of 7,74,55,518]/[LCM of 85,77,603,471]= 1/619621695
Therefore, the GCF of 7/85,74/77,55/603,518/471 is 1/619621695.
To find the highest common factor of 7,74,55,518, 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 74 are 1, 2, 37, 74
The factors of 55 are 1, 5, 11, 55
The factors of 518 are 1, 2, 7, 14, 37, 74, 259, 518
The HCF of 7,74,55,518 is 1.
Lets's calculate GCF of 7,74,55,518
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 7,74,55,518 By Matching Biggest Common Factor Method
Now, list down the factors of 7
:1,7
Now, list down the factors of 74
:1,2,37,74
Now, list down the factors of 55
:1,5,11,55
Now, list down the factors of 518
:1,2,7,14,37,74,259,518
Greatest Common Factor
We found the factors 7,74,55,518 . The biggest common factor number is the GCF number.
So the greatest common factor 7,74,55,518 is 1.
Lets's calculate LCM of 85,77,603,471
| 3 | 85, 77, 603, 471 |
| 85, 77, 201, 157 |
∴ So the LCM of the given numbers is 3 x 85 x 77 x 201 x 157 = 619621695
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/619621695
Therefore, the GCF of Fractions 7/85,74/77,55/603,518/471 is 1/619621695
Least Common Multiple of 85,77,603,471 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 85,77,603,471 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(85,77,603,471) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(85,77,603,471) x common factors =1 x 3 = 3
LCM(85,77,603,471) = ( 85 × 77 × 603 × 471 ) / 3
LCM(85,77,603,471) = 1858865085 / 3
LCM(85,77,603,471) = 619621695
GCF of Fractions Calculation Examples
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FAQs on GCF of Fractions of 7/85, 74/77, 55/603, 518/471
1. What is the HCF of 7,74,55,518?
The HCF of 7,74,55,518 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 7/85, 74/77, 55/603, 518/471?
Answer: GCF of Numerators as per given numbers 7/85, 74/77, 55/603, 518/471 is
GCF of Numerators i.e. for 7,74,55,518 is 1
LCM of denominators i.e. for 85,77,603,471 is 619621695.
Thus, GCF of Fractions is 1/619621695.Finally, GCF of Fractions for 7/85, 74/77, 55/603, 518/471 is 1/619621695.