GCF of 408/688, 372/911
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 408/688, 372/911 i.e 12/626768 easily. The following is the detailed procedure to determine the greatest common factor of fractions 408/688, 372/911.
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 408/688,372/911?
Given fractions are 408/688,372/911
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 408/688,372/911, numerators are 408,372
Denominators are 688,911
The GCF of 408,372 is 12 .
LCM of 688,911 is 626768.
The greatest common factor of 408/688,372/911 = [GCF of 408,372]/[LCM of 688,911]= 12/626768
Therefore, the GCF of 408/688,372/911 is 12/626768.
To find the highest common factor of 408,372, we have to find the factors of both numbers and list the highest common factor.
The factors of 408 are 1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408
The factors of 372 are 1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372
The HCF of 408,372 is 12.
Lets's calculate GCF of 408,372
| 2 | 408, 372 |
| 2 | 204, 186 |
| 3 | 102, 93 |
| 34, 31 |
∴ So the GCF of the given numbers is 2 x 2 x 3 = 12
Greatest Common Factor of 408,372 By Matching Biggest Common Factor Method
Now, list down the factors of 408
:1,2,3,4,6,8,12,17,24,34,51,68,102,136,204,408
Now, list down the factors of 372
:1,2,3,4,6,12,31,62,93,124,186,372
Greatest Common Factor
We found the factors 408,372 . The biggest common factor number is the GCF number.
So the greatest common factor 408,372 is 12.
Lets's calculate LCM of 688,911
Given numbers has no common factors except 1. So, there LCM is their product i.e 626768
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 12/626768
Therefore, the GCF of Fractions 408/688,372/911 is 12/626768
Least Common Multiple of 688,911 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 688,911 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(688,911) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(688,911) x common factors =1 x 1 = 1
LCM(688,911) = ( 688 × 911 ) / 1
LCM(688,911) = 626768 / 1
LCM(688,911) = 626768
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FAQs on GCF of Fractions of 408/688, 372/911
1. What is the HCF of 408,372?
The HCF of 408,372 is 12
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 408/688, 372/911?
Answer: GCF of Numerators as per given numbers 408/688, 372/911 is
GCF of Numerators i.e. for 408,372 is 12
LCM of denominators i.e. for 688,911 is 626768.
Thus, GCF of Fractions is 12/626768.Finally, GCF of Fractions for 408/688, 372/911 is 12/626768.