The lowest common multiple (LCM) of two or more numbers can be found using the union of sets. For this it is important to know about common factors. The Venn diagram shows the number of people in ...
The lowest/least common multiple (abbreviated to LCM) is the lowest number that is a multiple of two or more subject-numbers. For example, the common multiples of 4 and 5 are 20, 40, 60 ...