5 is 5
6 is 2x 3
15 is 3 x 5
then the LCM is 5 x 2 x 3 = 30
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The LCM is 60.
if you use "ladder" method you'll see 5 goes into 6,5,and 8. When you divide 5 into 6,5,8 with a remainder of 1,1,and3. Then multiply 5,1,1,and3 and you get 15 as the L.C.M of 6,5,8.
The LCM of 6 and 15 is 30, which is the multiple of the highest power of prime factors in the given numbers (2 x 3 x 5).It is: 30lcm(6, 15) = 30.The LCM of 6 and 15 is 30.
The least common multiple of 5, 6, and 25 is 150.
LCM of 15, 6 and 9 = 90