They are multiples of 1, 3 and 9.
1, 3 and 9
9, 18, 27, 36, 45, 54, 63, 72, 81, 90.
The two-digit multiples of nine are 18, 27, 36, 45, 54, 63, 72, 81, 90, 99.
9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99.
1, 3 and 9 are common factors of 27, 45 and 81. 27, 45 and 81 are multiples of 1, 3 and 9.
Any multiple of 405.
They are all multiples of 9. Their common multiples are 405, 810, 1215 and so on.
Oh, what a happy little question! Multiples of 27 include 27, 54, 81, and so on. Multiples of 9 include 9, 18, 27, and more. Multiples of 15 are 15, 30, 45, and beyond. And multiples of 81 include 81, 162, 243, and many more. Just remember, each number has its own special multiples waiting to be discovered!
Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90.
9 18 27 36 45 54 63 72 81 909, 18, 27, 36, 45, 54
9, 18, 27, 36, 45, 54, 63, 72, 81
Incorrect. Instead they are factors of I, 3 and 9.
They are multiples of 1, 3 and 9.
9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108Multiples of 27 in bold.
The multiples of nine are infinite, starting with these: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 +9 . . .
1, 3 and 9