Least Common Multiple(LCM) is a method to find the smallest common multiple between any two or more numbers. LCM denotes the least common factor or multiple of any two or more given integers.
LCM of 4,6 and 12
Solution
First write the common multiples of all the three numbers.
Common Multiples of 4 : 4,8,12,16,20,24,28,…..
Common Multiples of 6: 6,12,18,24,30,36,42…..
Common Multiples of 12: 12,24,36,48,60,72,….
From the above-given multiples of 4, 6 and 12, you can see, 12 is the smallest common multiple.
Answer
Therefore, LCM. of 4, 6 and 12 is 12.