Probability Calculator
Calculate the probability of events. Enter favorable outcomes and total outcomes to find probability, percentage, and odds.
Probability Formula
P(Event) = Favorable Outcomes / Total Outcomes
Example
Rolling a 3 on a 6-sided die: 1 favorable outcome out of 6 total outcomes = 1/6 ≈ 0.167
Probability Rules
- Probability ranges from 0 to 1
- P(Event) + P(Not Event) = 1
- Sum of all probabilities = 1
- Independent events: P(A and B) = P(A) × P(B)