They are multiples of 1, 3, and 9.
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1, 3, 9
They are all multiples of 9. Their common multiples are 405, 810, 1215 and so on.
Any multiple of 405.
1, 9, and 81 are the only multiples of 81
9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99.
as in the multiples? 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.
Common multiples include any multiple of 405.
27
They are all multiples of 9. Their common multiples are 405, 810, 1215 and so on.
Any multiple of 405.
9
The GCF is 27.
3
The LCM is: 135
Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90.
1, 9, and 81 are the only multiples of 81
They are multiples of 1, 3 and 9.