Type up to 15 numbers in the text boxes below then hit 'calculate'.

Related Links:
 Scientific Calculator
 GCF Calc(shows work like this page's calc)
Status: Waiting for input
Work (Prime Factor Method)
The work below shows how you can use a prime factor tree to calculate the LCM of your numbers.
Work (Multiplication Table)
You can also get the Least Common Multiple by 'brute force.' In this case, your work is just multiplication over and over again until you find the first 'common' multiple