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.
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.
CK-12 Foundation
Ck 12: Analysis: Factorials and Combinations
[Free Registration/Login may be required to access all resource tools.] In this lesson students are provided a review of factorials and combinations. Students examine guided notes, review guided practice, watch instructional videos and...
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.
CK-12 Foundation
Ck 12: Probability: Permutation Problems Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Use technology to solve permutation problems.
CK-12 Foundation
Ck 12: Permutations and Combinations Compared Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Given a set, learn how to calculate its number of permutations.
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.
Math Is Fun
Math Is Fun: Combinations and Permutations Calculator
By entering terms for how you want to combine items, you can use this calculator to determine all the different combinations and permutations you can have. For more advanced users, various rules are explained and how to use them.
Math Is Fun
Math Is Fun: Combinations and Permutations
Combinations and permutations are explained clearly, with lots of examples. Includes practice questions.
Math Planet
Math Planet: Combinations and Permutations
Gain an understanding of combinations and permutations by viewing an example and a video lesson. [1:15]
University of Cambridge
University of Cambridge: Maths and Sports: Arsenal Collection: Football Formations
How many different football team formations can you find? This activity provides an engaging real-life context to investigate simple combinations, and is aimed at Key Stage 3 students.
Khan Academy
Khan Academy: Probability and Combinatorics: Permutations and Combinations
Practice solving problems on permutations and combinations with overcounting. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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.
CK-12 Foundation
Ck 12: Probability: Permutations and Combinations Compared
[Free Registration/Login may be required to access all resource tools.] Covers the formula for permutations.
CK-12 Foundation
Ck 12: Probability: Permutations and Combinations Compared
[Free Registration/Login may be required to access all resource tools.] This Concept introduces students to the basics of permutations and combinations.
Alabama Learning Exchange
Alex: I Scream for Ice Cream!
In this lesson, learners will figure out how many different combinations of ice cream flavors and cones they can make. Students will work cooperatively to make the different combinations. They will use various materials to actually make...
Better Lesson
Better Lesson: Representing the Sample Space
Do you know how many possible outcomes there are in rock, paper, scissors? Let's find out!
Cool Math
Coolmath: Permutations With Reruns
This CoolMath resource will help students understand the concept of permutations when the combination has something repeated.
Cool Math
Coolmath: Permutations
This CoolMath resource will help students understand the concept of "permutations" in
Khan Academy
Khan Academy: Start Here! Counting
This lesson focuses on the math needed to solve problems counting. In the first lesson you learned that it was possible to build 1000 possible robots using only a handful of parts. Now suppose the director only asks for a cast of 6...
Khan Academy
Khan Academy: Counting Casts 2
In this 7-problem quiz/practice, using the numbers given, students must determine how many different ways can you cast this scene.
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?
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.
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...