What is the greatest common factor of 45 63 and 81?

Answer 1

Factors of 45: 1 3 5 9 15 45 Factors of 81: 1 3 927 81 Factors of 63: 1 3 7 9 21 63 The GCF of 45, 81, and 63 is 9

Answer 2

Well, honey, the greatest common factor of 45, 63, and 81 is 9. It's like finding the one thing they all have in common, kind of like a bad reality TV show. So, if you need to simplify fractions or just impress your friends with your math skills, 9 is your magic number.

Answer 3

The greatest common factor (GCF) of 45, 63, and 81 is 9. To find the GCF, you need to determine the factors of each number and identify the largest factor that is common to all three numbers. The factors of 45 are 1, 3, 5, 9, 15, and 45. The factors of 63 are 1, 3, 7, 9, 21, and 63. The factors of 81 are 1, 3, 9, 27, and 81. The largest factor that is common to all three numbers is 9, making it the greatest common factor.

Answer 4

The greatest common factor (GCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question! The greatest factor of any number is itself.

Answer 5

9