HomePricing

Probability nPm Notation - Description to Formula (Level 1)

This math topic focuses on understanding and applying the concept of permutations, symbolized as \(nPm\), where 'n' and 'm' represent selecting 'm' options from 'n' possibilities in a specific order. The practice involves interpreting textual descriptions of different selection scenarios and identifying the corresponding mathematical permutation formula. Problems range from selecting a few items from a small group to choosing the majority from a larger set, with the aim to calculate possible orderings or arrangements for the items chosen.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Description to Formula

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Select the correct formula for this description

From a group of 5 options how many ways are there to choose 2 options in a specific order?