This topic explores the concept of permutations and combinations, focusing on identifying the correct mathematical notation based on different scenarios. Each problem provides a specific scenario, such as selecting exam questions, forming a playlist, or choosing ingredients for a custom sandwich. Students are then asked to determine whether the situation requires a permutation or combination, and then to select or write the correct mathematical notation that represents the scenario. This helps reinforce the understanding of when to use permutations versus combinations and how to calculate them in various contexts.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.