Permutation (nPr) Calculator & Formula

How to use the Mycalcu Permutation Calculator? Enter the total number of values in a set ; Enter the number of times that need to be chosen ; Click on calculate to get the result; Would you like

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Permutation Formula. The formula for permutation of n objects for r selection of objects is determined by: For no repetitions, the formula is P(n,r) = n!/(n-r)! For repetitions, the formula is