18+18/6=6? Many Redditors Don't Get This! Reddit r/mathmemes

Math tutorial explaining the math meme from Reddit: Is 18+18/6=6? This is not just a usual PEMDAS problem meme, but also involves a unusual notation called "termial", which is the "?" for the triangular numbers. 0:00 Math meme from Reddit 3:57 Why 1+2+...+n is called the triangular number and how to find a formula for it The original post:   / guys_you_wont_believe_it   The Math Stack Exchange: https://math.stackexchange.com/questi... ------------------ I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon 👉   / blackpenredpen  . Or shop for math t-shirts & hoodies 👉 https://amzn.to/3qBeuw6 Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you! ------------------ #math #algebra #mathtutorials