The Permutation Series and Combination Series will ensure the readers to understand the proper calculation of Permutation and Combination and will also help them to grow their knowledge on the topic. It is a very helpful topic for the students to strengthen their roots in mathematics. The magic that Mathematics has in it will be exposed to the readers to understand their Mathematics thoroughly and will also help them to enlarge their thinking capabilities. Hence, this topic is very interesting as it provides a link between A.P, G.P with Permutation, and Combination. It will help to calculate many selections and others in a very small time.