Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Math
Permutation Calculator
Calculate the number of ordered arrangements of r items chosen from n distinct items, where the order of selection matters. Ideal for rankings, sequences, and any selection where position counts.
Fill in the required fields to see your result.
Math
Basic Probability Calculator
Instantly calculate the probability of an event by entering the number of favorable and total outcomes. Useful for dice, cards, lotteries, and any scenario with countable outcomes.
Fill in the required fields to see your result.
Key differences
| Permutation Calculator | Basic Probability Calculator | |
|---|---|---|
| Category | Math | Math |
| Inputs required | 2 | 2 |
| Result | P(n,r) | Probability |
| What it does | Calculate the number of ordered arrangements of r items chosen from n distinct items, where the order of selection matters. Ideal for rankings, sequences, and any selection where position counts. | Instantly calculate the probability of an event by entering the number of favorable and total outcomes. Useful for dice, cards, lotteries, and any scenario with countable outcomes. |