A very challenging question about fractions

Can you solve this challenging problem Thanks to Ramesh for the suggestion 0:00 Problem 1:18 Method 1 4:11 Method 2 (Sorry about the repost In the previous video I had m 1 by mistake around 3:05. I thank Andy Chen for alerting me of the typo This is the original video: Subscribe: Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas If you buy from the links below I may receive a commission for sales. (As an Amazon Associate I earn from qualifying purchases. ) This has no effect on the price for you. My Books (worldwide links) My Books (US links) Mind Your Decisions: Five Book Compilation A collection of 5 books: The Joy of Game Theory rated 4. 2, 5 stars on 200 reviews amzn.