Permutation and Combination Calculator
Calculate the number of permutations (nPr) or combinations (nCr).
How this is calculated
nPr = n!/(n-r)!. nCr = n!/(r!(n-r)!).
Calculate the number of permutations (nPr) or combinations (nCr).
Calculate the number of permutations (nPr) or combinations (nCr).
nPr = n!/(n-r)!. nCr = n!/(r!(n-r)!).