Permutation and Combination Calculator

Permutation Calculator (nPr)

Total items (n) Items to arrange (r)

Result will appear here.

Note: nPr = n! / (n - r)! if n >= r >= 0.

Total items (n) Items to choose (r)

Result will appear here.

Note: nCr = n! / (r! * (n - r)!) if n >= r >= 0.