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.
3 and 1.
The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 15 are 1, 3, 5, and 15. The common factors of 9, 12, and 15 are 1 and 3. Therefore, the least common factor (the smallest common factor) is 1.
The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 18 are 1, 2, 3, 6, 9, and 18.
The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. All factors of 12 are also factors of 36.
Factors of 9 are 1, 3, and 9; factors of 12 are 1, 2, 3, 4, 6, and 12. There are only two common factors of 9 and 12: 1 and 3.
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 9 are: 1, 3, 9 The factors of 10 are: 1, 2, 5, 10 The factors of 12 are: 1, 2, 3, 4, 6, 12
3, 4, and 7 are the common factors of 9 12 and 21.
The prime factors of 12 are 2 x 2 x 3. The prime factors of 15 are 3 x 5.
The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The common factors of 9 and 12 are 1 and 3.9 ~ 1,3,912 ~ 1,2,3,4,6,12
3 and 1.
1 and 3
3 and 12 9 and 18 12 and 21
The GCF of 3, 9, and 12 is 3. Factors of 3 - 1 and 3 Factors of 9 - 1, 3, and 9 Factors of 12 - 1, 2, 3, 4, 6, and 12 The factors that they have in common are 1 and 3. So the GCF, or Greatest Common Factor, is 3.
The common factors of 9, 12, and 15 are 1 and 3. The GCF is 3.
The factors of 9 are 1, 3, and 9. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 15 are 1, 3, 5, and 15. The common factors of 9, 12, and 15 are 1 and 3. Therefore, the least common factor (the smallest common factor) is 1.