The common factors of 28 and 49 are 1 and 7.
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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.
The factors of 49 are 1, 7 and 49. For them to be common, they need to be compared to another set of factors.
Factors of 49 are 1, 7, and 49. Factors of 14 are 1, 2, 7, and 14. The common factors of 49 and 14 are 1 and 7.
The greatest common factor of 28 and 49 is 7.
49 and 100 share no common factors aside from 1.