Online Tool Base
Loading Tool...

Permutations & Combinations by Online Tool Base

Counting Possibilities. The Permutations & Combinations tool at Online Tool Base calculates the number of ways to choose items from a set.

Stats & Gambling

onlinetoolbase.online distinguishes:

  • nCr: Order doesn't matter (Poker hands).
  • nPr: Order matters (Combination locks).

How to Use

  1. Enter Total items (n).
  2. Enter Choice size (r).
  3. Calculate both.

Count the ways with the Permutations & Combinations tool from Online Tool Base.