It is: 3045
LCM of the 15 and 29 = 435
The LCM of 324 and 435 is 46980.
It is: 435
The LCM of 5 and 87 is 435.
62.1429
The LCM is: 7
The LCM of 7 and 49 is 49.
You need at least two numbers to find an LCM. You probably have that here, but without spaces between them, we don't know what they are.
The LCM of 1 and 7 is 7.
The LCM is 98.
The LCM is 77.
The LCM is 259.