GCF of 78/99, 749/16, 530/215
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 78/99, 749/16, 530/215 i.e 1/340560 easily. The following is the detailed procedure to determine the greatest common factor of fractions 78/99, 749/16, 530/215.
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 78/99,749/16,530/215?
Given fractions are 78/99,749/16,530/215
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 78/99,749/16,530/215, numerators are 78,749,530
Denominators are 99,16,215
The GCF of 78,749,530 is 1 .
LCM of 99,16,215 is 340560.
The greatest common factor of 78/99,749/16,530/215 = [GCF of 78,749,530]/[LCM of 99,16,215]= 1/340560
Therefore, the GCF of 78/99,749/16,530/215 is 1/340560.
To find the highest common factor of 78,749,530, we have to find the factors of both numbers and list the highest common factor.
The factors of 78 are 1, 2, 3, 6, 13, 26, 39, 78
The factors of 749 are 1, 7, 107, 749
The factors of 530 are 1, 2, 5, 10, 53, 106, 265, 530
The HCF of 78,749,530 is 1.
Lets's calculate GCF of 78,749,530
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 78,749,530 By Matching Biggest Common Factor Method
Now, list down the factors of 78
:1,2,3,6,13,26,39,78
Now, list down the factors of 749
:1,7,107,749
Now, list down the factors of 530
:1,2,5,10,53,106,265,530
Greatest Common Factor
We found the factors 78,749,530 . The biggest common factor number is the GCF number.
So the greatest common factor 78,749,530 is 1.
Lets's calculate LCM of 99,16,215
Given numbers has no common factors except 1. So, there LCM is their product i.e 340560
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/340560
Therefore, the GCF of Fractions 78/99,749/16,530/215 is 1/340560
Least Common Multiple of 99,16,215 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 99,16,215 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(99,16,215) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(99,16,215) x common factors =1 x 1 = 1
LCM(99,16,215) = ( 99 × 16 × 215 ) / 1
LCM(99,16,215) = 340560 / 1
LCM(99,16,215) = 340560
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FAQs on GCF of Fractions of 78/99, 749/16, 530/215
1. What is the HCF of 78,749,530?
The HCF of 78,749,530 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 78/99, 749/16, 530/215?
Answer: GCF of Numerators as per given numbers 78/99, 749/16, 530/215 is
GCF of Numerators i.e. for 78,749,530 is 1
LCM of denominators i.e. for 99,16,215 is 340560.
Thus, GCF of Fractions is 1/340560.Finally, GCF of Fractions for 78/99, 749/16, 530/215 is 1/340560.