10 and 63
The LCM of 7 and 9 is 63.
The LCM of 7 and 9 is 63.
9 and 21
7 and 9
You don't. You need at least two numbers to find an LCM.
7 and 9
7 and 9
The least common multiple is the smallest number that is multiple of two or more numbers. 21: 21, 42, 63 63: 63 The LCM of 21 and 63 is 63.
The LCM is: 63
Since 63 is a multiple of 9, it is automatically the LCM.
63 and 126 have an LCM of 126.