Open fortune-telling oxidation _ open fortune-telling urban novels

I've seen it ... I don't know if you've noticed that most of the graphics are unchanged at the beginning of each game, and only a few figures will change at the beginning of each game. These numbers are 9, 18, 27, 36, 45 ... until 8 1. You see, these constantly changing numbers are all multiples of 9. ...

This is a rule, a two-digit number. The number obtained by subtracting the sum of these two digits must be a multiple of 9, so this is not telepathy, but a little magic. You can try to show it to your classmates, haha. ...