The common factors of 9 and 27 are 1, 3 and 9.
The common factors of 27 and 36 are 1, 3 and 9.
Factors of 9: 1, 3, 9. Factors of 27: 1, 3, 9, 27. GCF (9, 27) = 9
The factors of 9 are:1, 3, 9The factors of 27 are:1, 3, 9, 27The common factors are: 1, 3, 9
The factors of 27 are 1, 3, 9, and 27. The factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54. The common factors are 1, 3, 9, and 27.
The common factors are: 1, 3, 9, 27
The factors of 27 are 1, 3, 9, and 27. The factors of 63 are 1, 3, 9, 7, 21, and 63. The common factors of 27 and 63 are 1, 3, and 9.
Since 9 is a factor of 27, all of its factors are common.
Factors of 27: 1, 3, 9, 27. Factors of 45: 1, 3, 5, 9, 15, 45. As shown above, the common factors are 1, 3, 9.
The factors of 18 are 1, 2, 3, 6, 9, 18. The factors of 27 are 1, 3, 9, 27. The common factors of 18 and 27 are 1, 3 and 9. The greatest common factor of 18 and 27 is 9.
The factors of 18, 9, and 27 are 1, 3, and 9.
1, 3, and 9 are the common factors.