12 Permute 3 — What is 12P3?
12P3 equals 1,320, meaning there are 1,320 ordered ways to select 3 items from a group of 12.
How to use this tool
- Enter n (total items) and r (items chosen) in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your npr and the full breakdown beneath it.
Compute 12P3 to find the total count of ordered arrangements when choosing 3 from 12 distinct items.
Frequently asked questions
- What is a permutation?
- A permutation is an ordered arrangement. nPr = n!/(n-r)!. For example, P(5,2) = 5×4 = 20 ordered pairs from 5 items.