Their product.
the lowest common multiple for 9 and 15 is 45
60 is the lowest common multiple of 20 and 15.
The lowest common multiple (LCM) is: 60
15.
The lowest common multiple of 15 and 18 is 90
the lowest common multiple is 75
The lowest common multiple is 45
15
There is no highest common multiple of 14 and 16. Whatever common multiple you come up with as the highest I can always add the lowest common multiple of 14 and 16 (122) to it and get a higher common multiple of 14 and 16.
Least Common Multiple (LCM) for 15 30 is 30
The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.The least common multiple of 14, 15, and 20 is 420.
The least common multiple (LCM) is: 240