Permutations and combinations: Permutation and combination are the

Permutation and combination are the methods employed in counting how many outcomes are possible in various situations. Permutations are understood as arrangements and combinations are understood as selections. In mathematics and statistics, permutations vs. combinations are two different ways to take a set of items or options and create subsets. Learn the basic counting techniques of permutations and combinations with examples and exercises. Find out how to apply the fundamental principle of counting, the multiplication principle and the addition principle to solve problems involving arrangements and selections of objects. Permutations and combinations are two important concepts in mathematics used for counting and solving problems involving arrangements or selections. The key difference between them is whether the order of items matters.