GCF of 945/685, 378/547
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 945/685, 378/547 i.e 189/374695 easily. The following is the detailed procedure to determine the greatest common factor of fractions 945/685, 378/547.
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 945/685,378/547?
Given fractions are 945/685,378/547
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 945/685,378/547, numerators are 945,378
Denominators are 685,547
The GCF of 945,378 is 189 .
LCM of 685,547 is 374695.
The greatest common factor of 945/685,378/547 = [GCF of 945,378]/[LCM of 685,547]= 189/374695
Therefore, the GCF of 945/685,378/547 is 189/374695.
To find the highest common factor of 945,378, we have to find the factors of both numbers and list the highest common factor.
The factors of 945 are 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945
The factors of 378 are 1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378
The HCF of 945,378 is 189.
Lets's calculate GCF of 945,378
| 3 | 945, 378 |
| 3 | 315, 126 |
| 3 | 105, 42 |
| 7 | 35, 14 |
| 5, 2 |
∴ So the GCF of the given numbers is 3 x 3 x 3 x 7 = 189
Greatest Common Factor of 945,378 By Matching Biggest Common Factor Method
Now, list down the factors of 945
:1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945
Now, list down the factors of 378
:1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378
Greatest Common Factor
We found the factors 945,378 . The biggest common factor number is the GCF number.
So the greatest common factor 945,378 is 189.
Lets's calculate LCM of 685,547
Given numbers has no common factors except 1. So, there LCM is their product i.e 374695
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 189/374695
Therefore, the GCF of Fractions 945/685,378/547 is 189/374695
Least Common Multiple of 685,547 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 685,547 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(685,547) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(685,547) x common factors =1 x 1 = 1
LCM(685,547) = ( 685 × 547 ) / 1
LCM(685,547) = 374695 / 1
LCM(685,547) = 374695
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FAQs on GCF of Fractions of 945/685, 378/547
1. What is the HCF of 945,378?
The HCF of 945,378 is 189
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 945/685, 378/547?
Answer: GCF of Numerators as per given numbers 945/685, 378/547 is
GCF of Numerators i.e. for 945,378 is 189
LCM of denominators i.e. for 685,547 is 374695.
Thus, GCF of Fractions is 189/374695.Finally, GCF of Fractions for 945/685, 378/547 is 189/374695.