For example, a machine that has a 95 percent RTP should theoretically pay out $95 for every $100 wagered. This figure is a helpful guideline when choosing machines, evenfree bonus slots though it is calculated over a long period of time & does not guarantee individual outcomes. Choosing a slot machine with an interesting theme and good volatility and RTP will ultimately greatly increase your overall enjoyment and winning potential. When playing slots, one of the most important things is to manage your bankroll well.