Answer: LCM AND HCM
Explanation:
The abbreviation LCM stands for 'Least Common Multiple' or the Lowest Common Multiple. The least common multiple (LCM) of two numbers is the lowest possible number that can be divisible by both numbers. It can be calculated for two or more numbers as well.
HCM stands for Highest Common Multiple in Mathematics, as listed on AcronymFinder. It is a term used to describe the largest multiple that two or more numbers have in common.