Permutation & Combination
Free online permutation & combination. Calculate nPr and nCr with factorial detail. Accurate and easy to use.
Permutation (nPr)
60
P(5, 3) = 5! / (5 − 3)!
Expanded
5 × 4 × 3 × 2 × 1 / 2 × 1
Combination (nCr)
10
C(5, 3) = 5! / (3! × (5 − 3)!)
Expanded
5 × 4 × 3 × 2 × 1 / (3 × 2 × 1 × 2 × 1)
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