Permutation and Combination Calculator
Calculate nPr and nCr for n up to 1000.
WhatMathsNCR-12
Example
Choosing 3 items from 10: P(10, 3) = 10! / 7! = 720 ordered arrangements, and C(10, 3) = 720 / 3! = 120 combinations.
Calculate nPr and nCr for n up to 1000.
Choosing 3 items from 10: P(10, 3) = 10! / 7! = 720 ordered arrangements, and C(10, 3) = 720 / 3! = 120 combinations.