Here’s a short video on how to find the LCM. It uses a trick that I have not seen anywhere else, and the approach is quite fast. The information in this video dovetails with the info in this post. I hope that you find this video helpful.

# Tag Archives: Math Trick

# Multiplication Trick: x 25

How to quickly multiply by 25. This is a fun math trick that anyone can learn in 5 minutes or less.