100 Doors Monty Hall
Pick a door. Trust the math. Switch.
Pick any door to begin
🔒 Stay
🔀 Switch
Play Again
Switch Wins
0%
0 / 0
Stay Wins
0%
0 / 0
With 100 doors, when you pick one your chance is
1/100
. After 98 goat doors open, switching gives you
99/100
odds. The host's knowledge concentrates all the probability into that one remaining door.