GCF of 70/395, 28/877, 360/721
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 70/395, 28/877, 360/721 i.e 2/249765215 easily. The following is the detailed procedure to determine the greatest common factor of fractions 70/395, 28/877, 360/721.
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 70/395,28/877,360/721?
Given fractions are 70/395,28/877,360/721
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 70/395,28/877,360/721, numerators are 70,28,360
Denominators are 395,877,721
The GCF of 70,28,360 is 2 .
LCM of 395,877,721 is 249765215.
The greatest common factor of 70/395,28/877,360/721 = [GCF of 70,28,360]/[LCM of 395,877,721]= 2/249765215
Therefore, the GCF of 70/395,28/877,360/721 is 2/249765215.
To find the highest common factor of 70,28,360, we have to find the factors of both numbers and list the highest common factor.
The factors of 70 are 1, 2, 5, 7, 10, 14, 35, 70
The factors of 28 are 1, 2, 4, 7, 14, 28
The factors of 360 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360
The HCF of 70,28,360 is 2.
Lets's calculate GCF of 70,28,360
| 2 | 70, 28, 360 |
| 35, 14, 180 |
∴ So the GCF of the given numbers is 2 = 2
Greatest Common Factor of 70,28,360 By Matching Biggest Common Factor Method
Now, list down the factors of 70
:1,2,5,7,10,14,35,70
Now, list down the factors of 28
:1,2,4,7,14,28
Now, list down the factors of 360
:1,2,3,4,5,6,8,9,10,12,15,18,20,24,30,36,40,45,60,72,90,120,180,360
Greatest Common Factor
We found the factors 70,28,360 . The biggest common factor number is the GCF number.
So the greatest common factor 70,28,360 is 2.
Lets's calculate LCM of 395,877,721
Given numbers has no common factors except 1. So, there LCM is their product i.e 249765215
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 2/249765215
Therefore, the GCF of Fractions 70/395,28/877,360/721 is 2/249765215
Least Common Multiple of 395,877,721 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 395,877,721 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(395,877,721) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(395,877,721) x common factors =1 x 1 = 1
LCM(395,877,721) = ( 395 × 877 × 721 ) / 1
LCM(395,877,721) = 249765215 / 1
LCM(395,877,721) = 249765215
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FAQs on GCF of Fractions of 70/395, 28/877, 360/721
1. What is the HCF of 70,28,360?
The HCF of 70,28,360 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 70/395, 28/877, 360/721?
Answer: GCF of Numerators as per given numbers 70/395, 28/877, 360/721 is
GCF of Numerators i.e. for 70,28,360 is 2
LCM of denominators i.e. for 395,877,721 is 249765215.
Thus, GCF of Fractions is 2/249765215.Finally, GCF of Fractions for 70/395, 28/877, 360/721 is 2/249765215.