GCF of 378/671, 688/395
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 378/671, 688/395 i.e 2/265045 easily. The following is the detailed procedure to determine the greatest common factor of fractions 378/671, 688/395.
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 378/671,688/395?
Given fractions are 378/671,688/395
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 378/671,688/395, numerators are 378,688
Denominators are 671,395
The GCF of 378,688 is 2 .
LCM of 671,395 is 265045.
The greatest common factor of 378/671,688/395 = [GCF of 378,688]/[LCM of 671,395]= 2/265045
Therefore, the GCF of 378/671,688/395 is 2/265045.
To find the highest common factor of 378,688, we have to find the factors of both numbers and list the highest common factor.
The factors of 378 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378
The factors of 688 are 1, 2, 4, 8, 16, 43, 86, 172, 344, 688
The HCF of 378,688 is 2.
Lets's calculate GCF of 378,688
| 2 | 378, 688 |
| 189, 344 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 378,688 By Matching Biggest Common Factor Method
Now, list down the factors of 378
:1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378
Now, list down the factors of 688
:1,2,4,8,16,43,86,172,344,688
Greatest Common Factor
We found the factors 378,688 . The biggest common factor number is the GCF number.
So the greatest common factor 378,688 is 2.
Lets's calculate LCM of 671,395
Given numbers has no common factors except 1. So, there LCM is their product i.e 265045
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/265045
Therefore, the GCF of Fractions 378/671,688/395 is 2/265045
Least Common Multiple of 671,395 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 671,395 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(671,395) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(671,395) x common factors =1 x 1 = 1
LCM(671,395) = ( 671 × 395 ) / 1
LCM(671,395) = 265045 / 1
LCM(671,395) = 265045
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FAQs on GCF of Fractions of 378/671, 688/395
1. What is the HCF of 378,688?
The HCF of 378,688 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 378/671, 688/395?
Answer: GCF of Numerators as per given numbers 378/671, 688/395 is
GCF of Numerators i.e. for 378,688 is 2
LCM of denominators i.e. for 671,395 is 265045.
Thus, GCF of Fractions is 2/265045.Finally, GCF of Fractions for 378/671, 688/395 is 2/265045.