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
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To find the common factors of 9 and 18, we first need to list the factors of each number. The factors of 9 are 1, 3, and 9, while the factors of 18 are 1, 2, 3, 6, 9, and 18. The common factors of 9 and 18 are 1, 3, and 9. Adding these common factors together gives us a sum of 13.
The common factors of 9, 18 and 27 are 1, 3, and 9.
The common factors are: 1, 3, 9.
The common factors are: 1, 3, 9
List the factors. The factors of 18 are: 1, 2, 3, 6, 9, 18 The factors of 45 are: 1, 3, 5, 9, 15, 45 The common factors are: 1, 3, 9 The Greatest Common Factor: GCF = 9