Art of Problem Solving: Venn Diagrams with Two Categories

Art of Problem Solving's Richard Rusczyk introduces 2-circle Venn diagrams, and using subtraction as a counting technique. This video is part of our AoPS curriculum. Take your math skills to the next level with our advanced materials: 📚 AoPS Prealgebra Textbook: https://aops.com/store/book/prealgebr... 🖥️ AoPS Prealgebra 1 Course (Textbook Chapters 1-7): https://aops.com/school/course/prealg... 🖥️ AoPS Prealgebra 2 Course (Textbook Chapters 8-15): https://aops.com/school/course/prealg... More interested in counting? Checkout our Introduction to Counting & Probability materials: 📚 AoPS Introduction to Counting & Probability Textbook: https://aops.com/store/book/intro-cou... 🖥️ AoPS Introduction to Counting & Probability Course: https://aops.com/school/course/intro-... 🔔 Subscribe to our channel for more engaging math videos and updates