GCF of 60/172, 72/433, 257/678
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 60/172, 72/433, 257/678 i.e 1/25247364 easily. The following is the detailed procedure to determine the greatest common factor of fractions 60/172, 72/433, 257/678.
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 60/172,72/433,257/678?
Given fractions are 60/172,72/433,257/678
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 60/172,72/433,257/678, numerators are 60,72,257
Denominators are 172,433,678
The GCF of 60,72,257 is 1 .
LCM of 172,433,678 is 25247364.
The greatest common factor of 60/172,72/433,257/678 = [GCF of 60,72,257]/[LCM of 172,433,678]= 1/25247364
Therefore, the GCF of 60/172,72/433,257/678 is 1/25247364.
To find the highest common factor of 60,72,257, we have to find the factors of both numbers and list the highest common factor.
The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
The factors of 257 are 1, 257
The HCF of 60,72,257 is 1.
Lets's calculate GCF of 60,72,257
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 60,72,257 By Matching Biggest Common Factor Method
Now, list down the factors of 60
:1,2,3,4,5,6,10,12,15,20,30,60
Now, list down the factors of 72
:1,2,3,4,6,8,9,12,18,24,36,72
Now, list down the factors of 257
:1,257
Greatest Common Factor
We found the factors 60,72,257 . The biggest common factor number is the GCF number.
So the greatest common factor 60,72,257 is 1.
Lets's calculate LCM of 172,433,678
| 2 | 172, 433, 678 |
| 86, 433, 339 |
∴ So the LCM of the given numbers is 2 x 86 x 433 x 339 = 25247364
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/25247364
Therefore, the GCF of Fractions 60/172,72/433,257/678 is 1/25247364
Least Common Multiple of 172,433,678 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 172,433,678 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(172,433,678) = 1
common factors(in case of two or more numbers have common factors) = 2
GCF(172,433,678) x common factors =1 x 2 = 2
LCM(172,433,678) = ( 172 × 433 × 678 ) / 2
LCM(172,433,678) = 50494728 / 2
LCM(172,433,678) = 25247364
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FAQs on GCF of Fractions of 60/172, 72/433, 257/678
1. What is the HCF of 60,72,257?
The HCF of 60,72,257 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 60/172, 72/433, 257/678?
Answer: GCF of Numerators as per given numbers 60/172, 72/433, 257/678 is
GCF of Numerators i.e. for 60,72,257 is 1
LCM of denominators i.e. for 172,433,678 is 25247364.
Thus, GCF of Fractions is 1/25247364.Finally, GCF of Fractions for 60/172, 72/433, 257/678 is 1/25247364.