This math video tutorial explains how to calculate the percent of change using the percent increase and decrease formula. This video contains plenty of examples and word problems for you to practice on. It’s helpful for students in 7th grade.

Pre-Algebra Video Playlist:

https://www.youtube.com/watch?v=WJqw-cxvKgo&list=PL0o_zxa4K1BVoTlaXWFcFZ7fU3RvmFMMG

Algebra Online Course:

https://www.udemy.com/algebracourse7245/learn/v4/overview

Access to Premium Videos:

https://www.patreon.com/MathScienceTutor