Oswego City School District
Regents Exam Prep Center: Permutations and Combinations
A lesson, practice activity, and teacher resource for exploring permutations and combinations.
Other
The Actuarial Foundation: Let's Go to the Mall! Explorations in Combinatorics
Let's Go to the Mall! is designed to help young scholars understand the connection between various kinds of combinations (multiplication principle and choose numbers) and permutations.
PBS
Pbs: Jazz and Math: Improvisation Permutations
This lesson deals primarily with the number of rhythmic combinations that can be found in a four beat measure of music. Students will learn through trial and error and derive a mathematical formula to calculate the number of possible...
Math Planet
Math Planet: Algebra 2: Permutations and Combinations
Discussion of permutations and combinations using examples and a video lesson. [1:15]
Cuemath
Cuemath: Permutations and Combinations
Takes a look at the different situations where to use permutation or combination and the difference between them. Includes definitions, solved examples, and practice questions.
Texas Instruments
Texas Instruments: Probability and Fundamental Counting Principle
In these questions, students use the fundamental counting principle, combinations and permutations to determine the number of possible outcomes and the probability. Solutions and explanations are included.
CK-12 Foundation
Ck 12: Probability: Tree Diagrams Grades 10 12
[Free Registration/Login may be required to access all resource tools.] This lesson covers Tree Diagrams, combinations or permutations to determine the probabilities of multiple events and probability distributions.
CK-12 Foundation
Ck 12: Probability: Combinations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Given a set, learn how to calculate its number of combinations.
Interactive Mathematics
Interactive Mathematics: Permutations
Permutations are used in several detailed examples to demonstrate the method for finding the number of arrangements of events.
Other
Lake Tahoe Com. College: Permutations and Combinations
Gives a basic introduction to combinations and permutations, highlighting the ideas of counting using replacement versus without replacement, and when order is important versus when order is not important.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Factorials, Permutations, and Combinations
Thirty-five problems cover the topics of combinations, permutations, and factorials in various settings. To review the basics on this topic, click "View Lesson" button.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Permutations and Combinations
Get independent practice working with permutations and combinations. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Khan Academy
Khan Academy: Probability With Permutations and Combinations
Probability questions using permutations and combinations of objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Learning Media: Cyberchase: Force Field Combinations
In this Cyberchase video segment, the CyberSquad finds the right combination of switch, lever and button that will deactivate the force field protecting the stolen Black Crystal. [3:21]
ClassFlow
Class Flow: Permutations and Combinations
[Free Registration/Login Required] This is an interactive lesson on the probability concept of permutations and combinations. It introduces the concepts by allowing the students to move around objects. At the end of the flipchart...
National Council of Teachers of Mathematics
Nctm: Illuminations: Bobbie Bear's Vacation Outfits
Help Bobbie Bear figure out how many outfits he could make with his shirts and pants. He can have up to 5 shirts and 4 pants. Figure out all the possible combinations.
Khan Academy
Khan Academy: Combinations
This 4-problem quiz/practice using introductory combination problems like if you have 5 friends and can pick 2 of them to join you on a boat ride, how many different groups of friends could you take with you?
Interactive Mathematics
Interactive Mathematics: Combinations
The combination function is used to solve probability counting problems. Several examples are presented with detailed solutions.
CK-12 Foundation
Ck 12: Interactive Geometry: 11.8 Permutations and Combinations
Take a look at three techniques for counting outcomes.
Texas Instruments
Texas Instruments: Numb3 Rs: Social Security Numbers
Based off of the hit television show NUMB3RS, this lesson is good practice for students who have already learned about permutations. U.S. Social Security Numbers are explained, and then students find the number of different SSNs which...
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice: Discrete Mathematics and Probability
Practice using your graphing calculator for factorial, combination, and permutation expressions. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
PBS
Pbs Learning Media: Lock Combinations of Knobs and Keys
In this Cyberchase video segment, Matt and Jackie must figure out which combination of knob and key will get them one step closer to retrieving the Black Crystal.
University of Regina (Canada)
University of Regina: Math Central: Thoughts on Teaching Perm. And Combin.
An article written for teachers with recommendations on how to present permutations, combinations, and the binomial theorem to students. It contains both useful suggestions about order of presentation and many class examples. A good...
National Council of Teachers of Mathematics
Nctm: Figure This: Combination Locks
If you're good with numbers, then here's a challenge just for you. See if you can figure out how many three number combinations you can make using numbers from 0 to 39. A probability challenge that explores number arrangements. Taken...