105 = 5*21 525 = 5*105 = 52*21 945 = 5*189 = 5*9*21 LCM = 25*189 = 4725
The LCM is 126.
The LCM is 441.
The LCM of 9, 21 and 24 is 504.
LCM OF 9,3 AND 21 IS 63. CHECK FOR YOURSELF IF YOU ARE NOT SURE.
The LCM of 5 and 21 is 105.
The LCM is 105.
The LCM is 420.
Of each of them on their own respectively is 28, 21 and 9. together is 252
Until that other number shows up, the LCM is 63.
7 x 9 = 63 3 x 21 = 63 Therefore, the LCM of 9 and 21 is 63.
LCM of 5 7 21 is 105.