The LCM is: 324
If that's 8, 12 and 10, the LCM is 120. If that's 81 and 210, the LCM is 5670.
LCM of 81 and 3 is 81.
The LCM is 810.
The LCM is 1539.
The LCM is 1377.
The LCM is 162.
The LCM is 2268.
The LCM of 6 and 81 is 162.
LCM of 81 and 375 is 10125.
The LCM of 81 and 216 is 648.
81
The LCM is 405.