Slot Machine Type | Number of Symbols | Number of Combinations | Odds | Probabilities |
3-reel | 20 | 8,000 | 1 in 8,000 | 0.0125% |
22 | 10,648 | 1 in 10,648 | 0.0093% | |
25 | 15,625 | 1 in 15,625 | 0.0064% | |
5-reel | 20 | 3,200,000 | 1 in 3,200,000 | 0.0003125% |
22 | 5,153,632 | 1 in 5,153,632 | 0.0000194% | |
25 | 9,765,625 | 1 in 9,765,625 | 0.00001025% |