The Return to Player (RTP) percentage indicates how much a slot machine pays back over time
https://www.scribd.com/document/876548511/On-line-Slot-Machine-Checking-Out-the-Thrills-and-Techniques-of-Online-Video-Games-190831
The Return to Player (RTP) proportion indicates how a lot a slot computing device can pay returned through the years, helping gamers make a choice games with more desirable odds.