Calculadora de Permutaciones Gratis
Calcula permutaciones (nPr) al instante. Encuentra el número de formas de ordenar elementos.
Permutations
720
N Factorial3,628,800
N Minus R Factorial5,040
Fórmula
## How to Calculate Permutations ### Formula **P(n, r) = n! / (n - r)!** Where: - **n** = total number of items - **r** = number of items being chosen - **!** = factorial Permutations count arrangements where **order matters**.
Ejemplo Resuelto
How many ways can you arrange 3 items from a set of 10? (Order matters)
- 01P(10, 3) = 10! / (10-3)!
- 02= 10! / 7!
- 03= 10 × 9 × 8
- 04= 720
Preguntas Frecuentes
What is a permutation?
A permutation is an arrangement of objects where the order matters. For example, the arrangements ABC and BAC are different permutations.
What is the difference between permutation and combination?
Permutations count arrangements where order matters (ABC ≠ BAC). Combinations count selections where order does not matter (ABC = BAC).
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