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GCF of 257/378, 971/625

Created By : Veerendra
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023


Use our free GCF of Fractions Calculator tool to compute the GCF of 257/378, 971/625 i.e 1/236250 easily. The following is the detailed procedure to determine the greatest common factor of fractions 257/378, 971/625.

Enter two or more fractions separated by "commas"

Ex: 2/3, 5/7 or 3/5, 5/9, 7/3

GCF of:

What is the GCF of 257/378,971/625?

Given fractions are 257/378,971/625

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 257/378,971/625, numerators are 257,971

Denominators are 378,625

The GCF of 257,971 is 1 .

LCM of 378,625 is 236250.

The greatest common factor of 257/378,971/625 = [GCF of 257,971]/[LCM of 378,625]= 1/236250

Therefore, the GCF of 257/378,971/625 is 1/236250.

Greatest Common Factor of 257,971

To find the highest common factor of 257,971, we have to find the factors of both numbers and list the highest common factor.

The factors of 257 are 1, 257

The factors of 971 are 1, 971

The HCF of 257,971 is 1.

Lets's calculate GCF of 257,971

Greatest Common Factor (GCF) of 257,971 By Common Division

∴ So GCF of numbers is 1 because of no common factors present between them.

Greatest Common Factor of 257,971 By Matching Biggest Common Factor Method

Greatest Common Factor of 257,971 By Matching Biggest Common Factor Method

Now, list down the factors of 257

:

1,257

Now, list down the factors of 971

:

1,971

Greatest Common Factor

We found the factors 257,971 . The biggest common factor number is the GCF number.
So the greatest common factor 257,971 is 1.


Lets's calculate LCM of 378,625

Lowest Common Multiple of 378,625 using Common Division

Given numbers has no common factors except 1. So, there LCM is their product i.e 236250

Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/236250

Therefore, the GCF of Fractions 257/378,971/625 is 1/236250

Least Common Multiple of 378,625 with GCF Formula

Least Common Multiple of 378,625 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 378,625 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(378,625) = 1

common factors(in case of two or more numbers have common factors) = 1

GCF(378,625) x common factors =1 x 1 = 1

LCM(378,625) = ( 378 × 625 ) / 1

LCM(378,625) = 236250 / 1

LCM(378,625) = 236250


GCF of Fractions Calculation Examples

FAQs on GCF of Fractions of 257/378, 971/625

1. What is the HCF of 257,971?

The HCF of 257,971 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 257/378, 971/625?

Answer: GCF of Numerators as per given numbers 257/378, 971/625 is

GCF of Numerators i.e. for 257,971 is 1

LCM of denominators i.e. for 378,625 is 236250.

Thus, GCF of Fractions is 1/236250.Finally, GCF of Fractions for 257/378, 971/625 is 1/236250.