Common multiples of 9 and 10 are all of the multiples of 90.
Each common multiple of 9 and 10 occurs exactly once (in the list of common multiples), so there is no common multiple that occurs the most. All common multiples of 9 and 10 are the multiples of their least common multiple which is 90.
Multiples of 90.
Multiples of 90
the common multiples between 1 and 100 for 9 and 10 are just 90!
90 is the least common multiple of 9 and 10
90
The first 5 common multiples are the first 5 multiples of their lowest common multiple (LCM) LCM(9, 10) = 90 → first 5 common multiples are 90, 180, 270, 360, 450.
The common multiples of 9 and 10 are 90, 180, 270, 360, 450, 540, 630, 720, 810, 900, and so on.
There can only be one greatest and the greatest common multiple of 9 and 10 is infinite. The first 5 common multiples of 9 and 10 are 90, 180, 270, 360 and 450.
90
Any multiple of 90.