Learning how to find common multiples is really easy. The first thing you will do is align the numbers then you will write the multiples for each so if I have the numbers 4 and 6 I will do something like this:
And as you write the multiples you will find some of those to be the same and those are the common multiples. Now try some of these and make sure to watch the video on YouTube.
Sheet 1 Practice Problems on Common Multiples