You should do as much research possible and read up till you fully recognize the concept of fixed odds gaming.
Say the payout percentage for slots is ninety-six.5%, that means that for the particular game, a total of ninety-six.5% of all bets end up being re-won, profitable should keep 3. https://hocvienboardgame.net/tin-tuc/choi-lo-de-tai-rikvip-trai-nghiem-thu-vi/