Probability Calculator
Calculate probability and odds from outcomes.
Probability
16.6667%
Odds for
1:5
Odds against
5:1
Formula
probability = favorable outcomes / possible outcomes
Calculate probability and odds from outcomes.
How to Use
Calculate probability and odds from outcomes. Enter the Favorable outcomes and Possible outcomes values and review the Probability, Odds for, and Odds against outputs after you calculate.
- Open the calculator : Start with Probability Calculator.
- Enter values : Fill in the required inputs and any optional settings.
- Review the result : Read the output and use the about page for more detail if needed.
Common Questions
What formula does the Probability Calculator use?
Probability = favorable outcomes / possible outcomes.
What kind of probability does it calculate?
It is meant for simple outcome counting, not for more advanced probability models.