The only common factor is 1.
The factors of 9 are 1, 3, and 9. The factors of 18 are 1, 2, 3, 6, 9, and 18. The common factors of 9 and 18 are 1, 3, and 9.
The factors of 45 are: 1, 3, 5, 9, 15, 45The factors of 54 are: 1, 2, 3, 6, 9, 18, 27, 54The common factors are: 1, 3, 9
Common factors of 9 and 18 are: 1, 3 and 9. Factors of 9: 1, 3, 9 Factors of 18: 1, 2, 3, 6, 9, 18
The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The common factors are 1 and 3.
The factors of 8 are 1, 2, 4, and 8, and the factors of 9 are 1, 3, 9 so the common factor is 1.
The factors of 9 are 1, 3 and 9. The factors of 14 are 1, 2. 7 and 14. They have no factors in common except for 1.
4 and 9 share no common factors aside from 1. 4 = 2 x 2 9 = 3 x 3
The factors of 6 are: 1, 2, 3, 6The factors of 9 are:1, 3, 9The common factors are: 1, 3
3, 4, and 7 are the common factors of 9 12 and 21.
The common factors of 54 and 144 are: 1, 2, 3, 6, 9, and 18
The factors of 36 are:1, 2, 3, 4, 6, 9, 12, 18, 36The factors of 54 are:1, 2, 3, 6, 9, 18, 27, 54The common factors are:1, 2, 3, 6, 9, 18
The common factors of 9, 18 and 27 are 1, 3, and 9.