Art of Problem Solving: Why Cancellation Works

Art of Problem Solving's Richard Rusczyk explores why we can "cancel" when working with fractions, so we'll know when we can't! This video is part of our AoPS Algebra curriculum. Take your math skills to the next level with our Algebra materials: 📚 AoPS Introduction to Algebra Textbook: https://aops.com/store/book/intro-alg... 🖥️ AoPS Introduction to Algebra A Course: https://aops.com/school/course/algebr... 🔔 Subscribe to our channel for more engaging math videos and updates