The common factors of 35 and 45 are: 1 and 5
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The common factors of 40 and 45 are the numbers that can evenly divide both 40 and 45 without leaving a remainder. The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40. The factors of 45 are 1, 3, 5, 9, 15, and 45. The only common factor of 40 and 45 is 5.
To find the greatest common factor (GCF) of 15, 35, and 45, we first need to factorize each number. The factors of 15 are 1, 3, 5, and 15. The factors of 35 are 1, 5, 7, and 35. The factors of 45 are 1, 3, 5, 9, 15, and 45. The greatest common factor among these three numbers is 5, as it is the largest factor they all share.
25 factors to [5 5] 35 factors to [5 7] common factors: [5] 5 is the answer.◄
The factors of 18 are 1, 2, 3, 6, 9, and 18 The factors of 45 are 1, 3, 5, 9, 15, and 45 The common factors for 18 and 45 are 1, 3, and 9
The common factors of 5 and 35 are 1 and 5.