GCF of 7/165, 76/721, 85/822
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 7/165, 76/721, 85/822 i.e 1/32596410 easily. The following is the detailed procedure to determine the greatest common factor of fractions 7/165, 76/721, 85/822.
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 7/165,76/721,85/822?
Given fractions are 7/165,76/721,85/822
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 7/165,76/721,85/822, numerators are 7,76,85
Denominators are 165,721,822
The GCF of 7,76,85 is 1 .
LCM of 165,721,822 is 32596410.
The greatest common factor of 7/165,76/721,85/822 = [GCF of 7,76,85]/[LCM of 165,721,822]= 1/32596410
Therefore, the GCF of 7/165,76/721,85/822 is 1/32596410.
To find the highest common factor of 7,76,85, 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 76 are 1, 2, 4, 19, 38, 76
The factors of 85 are 1, 5, 17, 85
The HCF of 7,76,85 is 1.
Lets's calculate GCF of 7,76,85
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 7,76,85 By Matching Biggest Common Factor Method
Now, list down the factors of 7
:1,7
Now, list down the factors of 76
:1,2,4,19,38,76
Now, list down the factors of 85
:1,5,17,85
Greatest Common Factor
We found the factors 7,76,85 . The biggest common factor number is the GCF number.
So the greatest common factor 7,76,85 is 1.
Lets's calculate LCM of 165,721,822
| 3 | 165, 721, 822 |
| 55, 721, 274 |
∴ So the LCM of the given numbers is 3 x 55 x 721 x 274 = 32596410
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/32596410
Therefore, the GCF of Fractions 7/165,76/721,85/822 is 1/32596410
Least Common Multiple of 165,721,822 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 165,721,822 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(165,721,822) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(165,721,822) x common factors =1 x 3 = 3
LCM(165,721,822) = ( 165 × 721 × 822 ) / 3
LCM(165,721,822) = 97789230 / 3
LCM(165,721,822) = 32596410
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FAQs on GCF of Fractions of 7/165, 76/721, 85/822
1. What is the HCF of 7,76,85?
The HCF of 7,76,85 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 7/165, 76/721, 85/822?
Answer: GCF of Numerators as per given numbers 7/165, 76/721, 85/822 is
GCF of Numerators i.e. for 7,76,85 is 1
LCM of denominators i.e. for 165,721,822 is 32596410.
Thus, GCF of Fractions is 1/32596410.Finally, GCF of Fractions for 7/165, 76/721, 85/822 is 1/32596410.