GCF of 63/770, 390/890, 904/378
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 63/770, 390/890, 904/378 i.e 1/1850310 easily. The following is the detailed procedure to determine the greatest common factor of fractions 63/770, 390/890, 904/378.
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 63/770,390/890,904/378?
Given fractions are 63/770,390/890,904/378
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 63/770,390/890,904/378, numerators are 63,390,904
Denominators are 770,890,378
The GCF of 63,390,904 is 1 .
LCM of 770,890,378 is 1850310.
The greatest common factor of 63/770,390/890,904/378 = [GCF of 63,390,904]/[LCM of 770,890,378]= 1/1850310
Therefore, the GCF of 63/770,390/890,904/378 is 1/1850310.
To find the highest common factor of 63,390,904, we have to find the factors of both numbers and list the highest common factor.
The factors of 63 are 1, 3, 7, 9, 21, 63
The factors of 390 are 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390
The factors of 904 are 1, 2, 4, 8, 113, 226, 452, 904
The HCF of 63,390,904 is 1.
Lets's calculate GCF of 63,390,904
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 63,390,904 By Matching Biggest Common Factor Method
Now, list down the factors of 63
:1,3,7,9,21,63
Now, list down the factors of 390
:1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390
Now, list down the factors of 904
:1,2,4,8,113,226,452,904
Greatest Common Factor
We found the factors 63,390,904 . The biggest common factor number is the GCF number.
So the greatest common factor 63,390,904 is 1.
Lets's calculate LCM of 770,890,378
| 2 | 770, 890, 378 |
| 5 | 385, 445, 189 |
| 7 | 77, 89, 189 |
| 11, 89, 27 |
∴ So the LCM of the given numbers is 2 x 5 x 7 x 11 x 89 x 27 = 1850310
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/1850310
Therefore, the GCF of Fractions 63/770,390/890,904/378 is 1/1850310
Least Common Multiple of 770,890,378 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 770,890,378 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(770,890,378) = 2
common factors(in case of two or more numbers have common factors) = 70
GCF(770,890,378) x common factors =2 x 70 = 140
LCM(770,890,378) = ( 770 × 890 × 378 ) / 140
LCM(770,890,378) = 259043400 / 140
LCM(770,890,378) = 1850310
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FAQs on GCF of Fractions of 63/770, 390/890, 904/378
1. What is the HCF of 63,390,904?
The HCF of 63,390,904 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 63/770, 390/890, 904/378?
Answer: GCF of Numerators as per given numbers 63/770, 390/890, 904/378 is
GCF of Numerators i.e. for 63,390,904 is 1
LCM of denominators i.e. for 770,890,378 is 1850310.
Thus, GCF of Fractions is 1/1850310.Finally, GCF of Fractions for 63/770, 390/890, 904/378 is 1/1850310.