How to Use Permutations and Combinations

Learn how to use Permutations and Combinations in this free math video tutorial by Mario's Math Tutoring. We discuss the formulas and how to use them to solve some example problems.

0:15 What is a Permutation
0:24 Formula for Permutations nPr
0:44 Formula for Combinations nCr
1:05 Introductory Example Choosing Marbles Showing the Difference Between Permutations and Combinations
3:35 Example 1 How Many Ways to Arrange 5 Books on a Shelf
4:40 Explaining What 0! Equals
5:03 Example 2 How Many Ways to Pick 2 Co-Captains
6:25 Example 3 In a 50 Person Race How Many Ways Can You Award Gold, Silver, & Bronze?

Related Videos:

Probability Examples with Cards
   • Probability Examples with Cards  

Looking to raise your math score on the ACT and new SAT?
Check out my Huge ACT Math Video Course and my Huge SAT Math Video Course for sale at
http://mariosmathtutoring.teachable.com

For online 1-to-1 tutoring or more information about me see my website at:
http://www.mariosmathtutoring.com

Learn Algebra 1 Lesson by Lesson in my "Learn Algebra 1" video course for sale. 87 Lessons teaching you step by step Algebra 1. Check out the 13 free lessons(1 from each chapter)
https://mariosmathtutoring.teachable....

* Organized List of My Video Lessons to Help You Raise Your Scores & Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below)
http://www.mariosmathtutoring.com/fre...