Any multiple of 63.
A common multiple of 9 and 21 is 63
The least common multiple of 7 , 9 , 21 = 63
the common multiple between 1 to 9 is... 9
A common multiple of 9 and 21 is a number of the form 63*k where k is an integer.
The Least Common Multiple (LCM) for 9 21 10 12 is 1,260.
least common multiple of 3 9 and 21 is 63.
21 = 7 x 3 , 9 = 3 x 3 ; for the Least Common Multiple (LCM), 21 already is a multiple of 7. 21 & 9 have a common factor of 3, so LCM = 21 x 3 = 63
The Least Common Multiple (LCM) of (9,15 and 21) is 315.
the next common multiple of 9and 21is126
63
63
The LCM of 6, 9, and 21 is 126