Math Calculators, Lessons and Formulas

It is time to solve your math problem

mathportal.org

Probability calculator

This calculator computes probability of selected event based on probability of other events. The calculator generates solution with detailed explanation.

Probability Calculator
0 1 2 3 4 5 6 7 8 9 / . del
P(A)
P(B)
P(A ∩ B) - A and B
P(A ∪ B) - A or B
P(A|B)
P(B|A)
Show me the solution without an explanation
examples
example 1:

A single card is chosen from a deck of 52 playing cards. What is the probability of choosing an ace or a heart?

example 2:

A fair six sided die is rolled. What is the probability of rolling a number divisible by 3 or an even number?

Quick Calculator Search

Was this calculator helpful?

Yes No
65 275 213 solved problems