The common factors of 24 and 45 are: 1 and 31 and 3
1 and 3 are the common factors of 24 and 9.
3
3
1 and 3
List the factors. The factors of 21 are: 1, 3, 7, 21 The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24 The factors of 27 are: 1, 3, 9, 27 The common factors are: 1, 3 The Greatest Common Factor: GCF = 3
1 and 3 are common factors of 9 and 21
9 and 21 only have two common factors: 1 and 3.
Answer: 1 The factors of 9 are 1, 3, and 9. The factors of 21 are 1, 3, 7, and 21. The common factors are 1 and 3; the least (smallest) common factor is 1.
The common factors are: 1, 3
The common factors of 24 and 45 are: 1 and 31 and 3
The common factors of 6, 21, and 39 are 1 and 3
1 and 3 are both common factors of 9 and 21.
1 and 3 are the common factors of 24 and 9.
The common factors of 9 and 24 are: 1 and 3
It is 3 and 1.
The factors of 144 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144 The factors of 189 are: 1, 3, 7, 9, 21, 27, 63, 189 The common factors are: 1, 3, 9 The Greatest Common Factor: 9