What are the common factors of 9 18 and 45?

Answer 1

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

Answer 2

The only common factor of 18 and 35 is 1. (18 = 2 x 3 x 3, 35 = 5 x 7)

Answer 3

1,2,3,6,9,18

1,3,5,9,15,45

Answer 4

9 (18 = 9*2 and 45 = 9*5)

Answer 5

The GCF is 9.

Answer 6

The only common factor is 1.

Answer 7

' 1 ' is the only one.

Answer 8

1, 3 and 9