Use the Venn diagram to work out the Highest Common Factor and the Lowest Common Multiple of 64 and 100. The HCF is 4. The Lowest Common Multiple is the product of all the prime factors in the ...

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 ...