GCF of 1978/100, 7848/4791
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 1978/100, 7848/4791 i.e 2/479100 easily. The following is the detailed procedure to determine the greatest common factor of fractions 1978/100, 7848/4791.
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 1978/100,7848/4791?
Given fractions are 1978/100,7848/4791
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 1978/100,7848/4791, numerators are 1978,7848
Denominators are 100,4791
The GCF of 1978,7848 is 2 .
LCM of 100,4791 is 479100.
The greatest common factor of 1978/100,7848/4791 = [GCF of 1978,7848]/[LCM of 100,4791]= 2/479100
Therefore, the GCF of 1978/100,7848/4791 is 2/479100.
To find the highest common factor of 1978,7848, we have to find the factors of both numbers and list the highest common factor.
The factors of 1978 are 1, 2, 23, 43, 46, 86, 989, 1978
The factors of 7848 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 3924, 7848
The HCF of 1978,7848 is 2.
Lets's calculate GCF of 1978,7848
| 2 | 1978, 7848 |
| 989, 3924 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 1978,7848 By Matching Biggest Common Factor Method
Now, list down the factors of 1978
:1,2,23,43,46,86,989,1978
Now, list down the factors of 7848
:1,2,3,4,6,8,9,12,18,24,36,72,109,218,327,436,654,872,981,1308,1962,2616,3924,7848
Greatest Common Factor
We found the factors 1978,7848 . The biggest common factor number is the GCF number.
So the greatest common factor 1978,7848 is 2.
Lets's calculate LCM of 100,4791
Given numbers has no common factors except 1. So, there LCM is their product i.e 479100
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/479100
Therefore, the GCF of Fractions 1978/100,7848/4791 is 2/479100
Least Common Multiple of 100,4791 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 100,4791 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(100,4791) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(100,4791) x common factors =1 x 1 = 1
LCM(100,4791) = ( 100 × 4791 ) / 1
LCM(100,4791) = 479100 / 1
LCM(100,4791) = 479100
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FAQs on GCF of Fractions of 1978/100, 7848/4791
1. What is the HCF of 1978,7848?
The HCF of 1978,7848 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 1978/100, 7848/4791?
Answer: GCF of Numerators as per given numbers 1978/100, 7848/4791 is
GCF of Numerators i.e. for 1978,7848 is 2
LCM of denominators i.e. for 100,4791 is 479100.
Thus, GCF of Fractions is 2/479100.Finally, GCF of Fractions for 1978/100, 7848/4791 is 2/479100.