CalculatorBinomial Coefficient Calculator Posted on 15 January, 20257 February, 2025 - Written by DonHit Team - Reviewed by Nguyễn Quốc Minh Hoàng Binomial Coefficient Calculator Tool n (total items) Please enter a valid number (n ≥ 0) k (items to choose) Please enter a valid number (0 ≤ k ≤ n) Calculate Result: Formula: C(n,k) = n! / (k! × (n-k)!) DonHit DonHit is a website designed to provide useful tools for everyone. Its primary goal is to support and empower the community. All the tools available on the site are completely free to use. Net Effective Rent Calculator Exponential Function Calculator