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Compute nPr permutations and nCr combinations with or without repetition.
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Calculators & Maths
Compute nPr permutations and nCr combinations with or without repetition.
Use the controls in Permutations & Combinations (nPr / nCr) to enter your data, then review the result and any limitations shown in the workspace. File and calculator processing happens in this browser; the optional AI chat is a separate server-backed service.
Calculate factorial permutations and combinations. Yuitility keeps the workflow fast and focused, so you can complete the job without creating an account.
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Formula: n! / (r! × (n-r)!)
Formula: n! / (n-r)!
