đ¯ nCr & nPr Calculator
Calculate permutations (nPr) and combinations (nCr).
How to use the nCr & nPr Calculator
- Enter n, r.
- The result updates instantly as you type.
- Copy or note down your result.
How it works
nPr = n! / (n - r)!; nCr = nPr / r!.
Example
Using the default values (n: 10, r: 3):
nPr720
nCr120
FAQ
Is the nCr & nPr Calculator free to use?
Yes. It is free, needs no signup and has no usage limits.
Is my data safe?
Yes. Everything is calculated in your browser, so what you type or upload is never sent to a server.
Can I use it on my phone?
Yes. KsWebProduction is built mobile-first and works in any modern browser.