The only common factor is 1.
The common factors of 28 and 49 are 1 and 7.
Factors of 28: 1,2,4,7,14, and 28.Factors of 35: 1, 5, 7, and 35.Factors of 49: 1, 7, and 49.common factors: 1, 7.greatest of the common factors: 7 for 7>1 GCF of 28 35 and 49: 7.
1
The only common factor of 49, 35, 28, and 20 is ' 1 '.
7
The common factors are: 1, 7
The greatest common factor is 7
The highest common factor of 28, 49 and 84 is 7.
The GCF is 7.
The highest common factor of 28 and 49 is 7. This is because 7 is the largest number that can evenly divide both 28 and 49 without leaving a remainder. To find the highest common factor, you can list out the factors of each number and identify the largest number that appears in both lists.
1,2,4,7,14,28 1,2,3,4,6,9,12,18,36 1,7,49 1,59 1,2,5,7,10,14,35,70 1,2,4,5,10,20,25,50,100
It is (36+28)-15 = 49