> 150 is harder, but I would use the same trick. 150/5 is something literally any adult should be able to do instantly. I realize that’s a bit hyperbolic, but

> 150 is harder, but I would use the same trick. 150/5 is something literally any adult should be able to do instantly. I realize that’s a bit hyperbolic, but still seriously easy. 30*8 is also very simple too. So yeah, I get what you’re saying, but seriously, practice a little and I swear you’ll be able to learn it.