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 common factors of 12, 15, and 18 are 1 and 3The factors of 12 are:1, 2, 3, 4, 6, 12The factors of 15 are:1, 3, 5, 15The factors of 18 are:1, 2, 3, 6, 9, 18The common factors are:1, 3
Common factors of 9, 15, and 30 are: 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.
Common factors of 9 and 15 are: 1 and 3.
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 18 are: 1, 2, 3, 6, 9, 18 The factors of 20 are: 1, 2, 4, 5, 10, 20 The factors of 50 are: 1, 2, 5, 10, 25, 50 The common factors are: 1, 2 The factors of 12 are: 1, 2, 3, 4, 6, 12 The factors of 15 are: 1, 3, 5, 15 The factors of 18 are: 1, 2, 3, 6, 9, 18 The common factors are: 1, 3
3, 4, and 7 are the common factors of 9 12 and 21.
The factors of 15 are 1, 3, 5, and 15.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 common factors of 15, 18, and 12 are 1 and 3 .
Factors of 8 = 1,2,4,8 Factors of 15 = 1,3,5,15 The highest common factor is 1
3
Factors for 15: 3, 5 Factors for 36: 2, 3, 4, 6, 9, 12, 18 Highest common Factor: 3