GCF of 633/92, 688/84, 840/11
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 633/92, 688/84, 840/11 i.e 1/21252 easily. The following is the detailed procedure to determine the greatest common factor of fractions 633/92, 688/84, 840/11.
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 633/92,688/84,840/11?
Given fractions are 633/92,688/84,840/11
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 633/92,688/84,840/11, numerators are 633,688,840
Denominators are 92,84,11
The GCF of 633,688,840 is 1 .
LCM of 92,84,11 is 21252.
The greatest common factor of 633/92,688/84,840/11 = [GCF of 633,688,840]/[LCM of 92,84,11]= 1/21252
Therefore, the GCF of 633/92,688/84,840/11 is 1/21252.
To find the highest common factor of 633,688,840, we have to find the factors of both numbers and list the highest common factor.
The factors of 633 are 1, 3, 211, 633
The factors of 688 are 1, 2, 4, 8, 16, 43, 86, 172, 344, 688
The factors of 840 are 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840
The HCF of 633,688,840 is 1.
Lets's calculate GCF of 633,688,840
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 633,688,840 By Matching Biggest Common Factor Method
Now, list down the factors of 633
:1,3,211,633
Now, list down the factors of 688
:1,2,4,8,16,43,86,172,344,688
Now, list down the factors of 840
:1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840
Greatest Common Factor
We found the factors 633,688,840 . The biggest common factor number is the GCF number.
So the greatest common factor 633,688,840 is 1.
Lets's calculate LCM of 92,84,11
| 2 | 92, 84, 11 |
| 2 | 46, 42, 11 |
| 23, 21, 11 |
∴ So the LCM of the given numbers is 2 x 2 x 23 x 21 x 11 = 21252
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/21252
Therefore, the GCF of Fractions 633/92,688/84,840/11 is 1/21252
Least Common Multiple of 92,84,11 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 92,84,11 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(92,84,11) = 1
common factors(in case of two or more numbers have common factors) = 4
GCF(92,84,11) x common factors =1 x 4 = 4
LCM(92,84,11) = ( 92 × 84 × 11 ) / 4
LCM(92,84,11) = 85008 / 4
LCM(92,84,11) = 21252
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FAQs on GCF of Fractions of 633/92, 688/84, 840/11
1. What is the HCF of 633,688,840?
The HCF of 633,688,840 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 633/92, 688/84, 840/11?
Answer: GCF of Numerators as per given numbers 633/92, 688/84, 840/11 is
GCF of Numerators i.e. for 633,688,840 is 1
LCM of denominators i.e. for 92,84,11 is 21252.
Thus, GCF of Fractions is 1/21252.Finally, GCF of Fractions for 633/92, 688/84, 840/11 is 1/21252.