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What is 12P3?

This is a permutation without repetition because order matters and you are filling 3 ordered positions from 12 distinct items.

Exact result

1,320

12 permute 3 without repeats is 1,320.

12P3 counts ordered arrangements of 3 chosen items from 12 distinct items. Different orders count as different results.

Worked steps

Show your work

  1. Inputs: n = 12, r = 3
  2. Formula: P(n, r) = n! / (n-r)!
  3. Substitute: P(12, 3) = 12! / (12-3)!
  4. Steps: 479,001,600 / 362,880
  5. Result: 12 permute 3 without repeats is 1,320.

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12P3 counts ordered arrangements of 3 chosen items from 12 distinct items. Different orders count as different results.

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