5C3 — Combinations of 5 Things Taken 3 at a Time
5C3 equals 10 — there are 10 ways to choose 3 items from 5 when order does not matter.
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 ncr and the full breakdown beneath it.
5C3 calculates the number of unordered selections of 3 items from a set of 5.
Frequently asked questions
- What is a combination?
- A combination is an unordered selection. nCr = n!/(r!(n-r)!). For example, C(5,2) = 10 — choosing 2 from 5 ignoring order.