Find the least common multiple of 9 and 6

In arithmetic, the least common multiple or LCM of two numbers say a and b, is denoted as LCM (a,b). And the LCM is the smallest or least positive integer that is divisible by both a and b.

LCM of 9 and 6

First write the common multiples of all the two numbers.

Common Multiples of 9 : 9, 18,27,36,45,54,63,72,81,90……

Common Multiples of 6: 6,12,18,24,30,36,42…..

From the above-given multiples of 9 and 6, we get that 18 is the smallest common multiple.

Therefore, LCM. of 9 and 6 is 18.

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