Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Probability
Lottery Odds Calculator
Find your odds of winning a lottery by computing how many equally likely ticket combinations exist. Use it before buying a ticket to see exactly how unlikely the jackpot really is.
Fill in the required fields to see your result.
Probability
Combinations and Permutations Calculator
Calculate combinations (nCr) and permutations (nPr), with or without replacement, for counting and probability problems. Use it for lottery odds, team selection, and combinatorics assignments.
Fill in the required fields to see your result.
Key differences
| Lottery Odds Calculator | Combinations and Permutations Calculator | |
|---|---|---|
| Category | Probability | Probability |
| Inputs required | 2 | 4 |
| Result | Probability of Winning | Result (ways) |
| What it does | Find your odds of winning a lottery by computing how many equally likely ticket combinations exist. Use it before buying a ticket to see exactly how unlikely the jackpot really is. | Calculate combinations (nCr) and permutations (nPr), with or without replacement, for counting and probability problems. Use it for lottery odds, team selection, and combinatorics assignments. |