1, 3, 5 and 15
The common factors are: 1, 3, 5, 15.
Since 15 is a factor of 45, its factors are the common factors of 15 and 45. The factors of 15 are 1, 3, 5, and 15. The factors of 45 are 1, 3, 5, 9, 15, and 45. The factors they have in common are 1, 3, 5, and 15.
The common factors are: 1, 3, 5, 15.
The factors of 15 are:1, 3, 5, 15The factors of 45 are:1, 3, 5, 9, 15, 45The factors of 75 are:1, 3, 5, 15, 25, 75The common factors are:1, 3, 5, 15
Common factors of 15, 35, and 45 are: 1 and 5.
The factors of 45 are 1, 3, 5, 9, 15, 45. For them to be common, they need to be compared to another set of factors.
1, 3, 5, 15
The common factors of 30 and 45 are: 1, 3, 5, 15.
The common factors are: 1, 3, 5, 15
15:1,3,5,15 45:1,3,5,9,15,45
1, 3, 5, and 15 are all common factors of 45 and 60.
The factors of 15 are: 1, 3, 5, 15The factors of 45 are: 1, 3, 5, 9, 15, 45The common factors are: 1, 3, 5, 15The Greatest Common Factor (GCF) is: 15