GCF of 78/976, 48/102, 172/509
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 78/976, 48/102, 172/509 i.e 2/25335984 easily. The following is the detailed procedure to determine the greatest common factor of fractions 78/976, 48/102, 172/509.
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 78/976,48/102,172/509?
Given fractions are 78/976,48/102,172/509
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 78/976,48/102,172/509, numerators are 78,48,172
Denominators are 976,102,509
The GCF of 78,48,172 is 2 .
LCM of 976,102,509 is 25335984.
The greatest common factor of 78/976,48/102,172/509 = [GCF of 78,48,172]/[LCM of 976,102,509]= 2/25335984
Therefore, the GCF of 78/976,48/102,172/509 is 2/25335984.
To find the highest common factor of 78,48,172, 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 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
The factors of 172 are 1, 2, 4, 43, 86, 172
The HCF of 78,48,172 is 2.
Lets's calculate GCF of 78,48,172
| 2 | 78, 48, 172 |
| 39, 24, 86 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 78,48,172 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 48
:1,2,3,4,6,8,12,16,24,48
Now, list down the factors of 172
:1,2,4,43,86,172
Greatest Common Factor
We found the factors 78,48,172 . The biggest common factor number is the GCF number.
So the greatest common factor 78,48,172 is 2.
Lets's calculate LCM of 976,102,509
| 2 | 976, 102, 509 |
| 488, 51, 509 |
∴ So the LCM of the given numbers is 2 x 488 x 51 x 509 = 25335984
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/25335984
Therefore, the GCF of Fractions 78/976,48/102,172/509 is 2/25335984
Least Common Multiple of 976,102,509 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 976,102,509 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(976,102,509) = 1
common factors(in case of two or more numbers have common factors) = 2
GCF(976,102,509) x common factors =1 x 2 = 2
LCM(976,102,509) = ( 976 × 102 × 509 ) / 2
LCM(976,102,509) = 50671968 / 2
LCM(976,102,509) = 25335984
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FAQs on GCF of Fractions of 78/976, 48/102, 172/509
1. What is the HCF of 78,48,172?
The HCF of 78,48,172 is 2
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 78/976, 48/102, 172/509?
Answer: GCF of Numerators as per given numbers 78/976, 48/102, 172/509 is
GCF of Numerators i.e. for 78,48,172 is 2
LCM of denominators i.e. for 976,102,509 is 25335984.
Thus, GCF of Fractions is 2/25335984.Finally, GCF of Fractions for 78/976, 48/102, 172/509 is 2/25335984.