GCF of 92/821, 38/388, 688/715
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 92/821, 38/388, 688/715 i.e 2/227761820 easily. The following is the detailed procedure to determine the greatest common factor of fractions 92/821, 38/388, 688/715.
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 92/821,38/388,688/715?
Given fractions are 92/821,38/388,688/715
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 92/821,38/388,688/715, numerators are 92,38,688
Denominators are 821,388,715
The GCF of 92,38,688 is 2 .
LCM of 821,388,715 is 227761820.
The greatest common factor of 92/821,38/388,688/715 = [GCF of 92,38,688]/[LCM of 821,388,715]= 2/227761820
Therefore, the GCF of 92/821,38/388,688/715 is 2/227761820.
To find the highest common factor of 92,38,688, we have to find the factors of both numbers and list the highest common factor.
The factors of 92 are 1, 2, 4, 23, 46, 92
The factors of 38 are 1, 2, 19, 38
The factors of 688 are 1, 2, 4, 8, 16, 43, 86, 172, 344, 688
The HCF of 92,38,688 is 2.
Lets's calculate GCF of 92,38,688
| 2 | 92, 38, 688 |
| 46, 19, 344 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 92,38,688 By Matching Biggest Common Factor Method
Now, list down the factors of 92
:1,2,4,23,46,92
Now, list down the factors of 38
:1,2,19,38
Now, list down the factors of 688
:1,2,4,8,16,43,86,172,344,688
Greatest Common Factor
We found the factors 92,38,688 . The biggest common factor number is the GCF number.
So the greatest common factor 92,38,688 is 2.
Lets's calculate LCM of 821,388,715
Given numbers has no common factors except 1. So, there LCM is their product i.e 227761820
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/227761820
Therefore, the GCF of Fractions 92/821,38/388,688/715 is 2/227761820
Least Common Multiple of 821,388,715 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 821,388,715 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(821,388,715) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(821,388,715) x common factors =1 x 1 = 1
LCM(821,388,715) = ( 821 × 388 × 715 ) / 1
LCM(821,388,715) = 227761820 / 1
LCM(821,388,715) = 227761820
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FAQs on GCF of Fractions of 92/821, 38/388, 688/715
1. What is the HCF of 92,38,688?
The HCF of 92,38,688 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 92/821, 38/388, 688/715?
Answer: GCF of Numerators as per given numbers 92/821, 38/388, 688/715 is
GCF of Numerators i.e. for 92,38,688 is 2
LCM of denominators i.e. for 821,388,715 is 227761820.
Thus, GCF of Fractions is 2/227761820.Finally, GCF of Fractions for 92/821, 38/388, 688/715 is 2/227761820.