Not exceeding in something in school, may mean you get a kick out of it later on in life. [I Have Thoughts]

I had a similar experience with transposition.. In school i had no idea how to do it.. Bad teaching.. But two years later a guy in college explained it to me and within two lessons i was doing it without a problem..

{@teaantea] maybe not unless it is one of the three rs . a lot of the other subjects you may never need again