GCF of 68/823, 82/256, 211/980
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 68/823, 82/256, 211/980 i.e 1/51618560 easily. The following is the detailed procedure to determine the greatest common factor of fractions 68/823, 82/256, 211/980.
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 68/823,82/256,211/980?
Given fractions are 68/823,82/256,211/980
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 68/823,82/256,211/980, numerators are 68,82,211
Denominators are 823,256,980
The GCF of 68,82,211 is 1 .
LCM of 823,256,980 is 51618560.
The greatest common factor of 68/823,82/256,211/980 = [GCF of 68,82,211]/[LCM of 823,256,980]= 1/51618560
Therefore, the GCF of 68/823,82/256,211/980 is 1/51618560.
To find the highest common factor of 68,82,211, we have to find the factors of both numbers and list the highest common factor.
The factors of 68 are 1, 2, 4, 17, 34, 68
The factors of 82 are 1, 2, 41, 82
The factors of 211 are 1, 211
The HCF of 68,82,211 is 1.
Lets's calculate GCF of 68,82,211
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 68,82,211 By Matching Biggest Common Factor Method
Now, list down the factors of 68
:1,2,4,17,34,68
Now, list down the factors of 82
:1,2,41,82
Now, list down the factors of 211
:1,211
Greatest Common Factor
We found the factors 68,82,211 . The biggest common factor number is the GCF number.
So the greatest common factor 68,82,211 is 1.
Lets's calculate LCM of 823,256,980
| 2 | 823, 256, 980 |
| 2 | 823, 128, 490 |
| 823, 64, 245 |
∴ So the LCM of the given numbers is 2 x 2 x 823 x 64 x 245 = 51618560
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/51618560
Therefore, the GCF of Fractions 68/823,82/256,211/980 is 1/51618560
Least Common Multiple of 823,256,980 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 823,256,980 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(823,256,980) = 1
common factors(in case of two or more numbers have common factors) = 4
GCF(823,256,980) x common factors =1 x 4 = 4
LCM(823,256,980) = ( 823 × 256 × 980 ) / 4
LCM(823,256,980) = 206474240 / 4
LCM(823,256,980) = 51618560
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FAQs on GCF of Fractions of 68/823, 82/256, 211/980
1. What is the HCF of 68,82,211?
The HCF of 68,82,211 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 68/823, 82/256, 211/980?
Answer: GCF of Numerators as per given numbers 68/823, 82/256, 211/980 is
GCF of Numerators i.e. for 68,82,211 is 1
LCM of denominators i.e. for 823,256,980 is 51618560.
Thus, GCF of Fractions is 1/51618560.Finally, GCF of Fractions for 68/823, 82/256, 211/980 is 1/51618560.