Gamers can also learn about the Return to Player (RTP) percentage, which shows how much they can anticipate winning back on average orummy 777 slotsver time. For example, if a slot machine has a 95 percent RTP, players should expect to receive $95 back over a long period of time for every $100 wagered. The fact that this is a long-term average and does not ensure specific results must be kept in mind, though.