Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Combinations
Learn how to use combinations when solving counting problems involving groups. This tutorial offers a good definition of combination, several example problems and step-by-step solutions, and practice exercises for you to complete and check.
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PBS
Pbs Lesson Plan: Chances Are Talking Probability (Pdf) [Pdf]
An introductory lesson in probability for students in grades three to five. The concepts presented in this lesson are interwoven, over time, into a current unit of study. Students examine closely the "language" of probability as used in...
Scholastic
Scholastic: Study Jams! Math: Probability: Combinations
An interactive presentation, followed by a quiz, on how to determine the number of possible combinations of items from two and three categories.
Scholastic
Scholastic: Study Jams! Math: Probability: Tree Diagrams
This site provides great practice on the concept of tree diagrams. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their...
McGraw Hill
Glencoe Mathematics: Online Study Tools: Combinations
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of combinations.
CK-12 Foundation
Ck 12: Probability: Combination Problems Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Count and evaluate combinations.
CK-12 Foundation
Ck 12: Probability: Combination Problems Grade 7
[Free Registration/Login may be required to access all resource tools.] Count and evaluate combinations.
CK-12 Foundation
Ck 12: Probability: Combination Problems Grade 8
[Free Registration/Login may be required to access all resource tools.] Use combination notation to evaluate combinations.
CK-12 Foundation
Ck 12: Probability: Combinations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Recognize and identify combinations.
CK-12 Foundation
Ck 12: Probability: Combinations Grade 6
[Free Registration/Login may be required to access all resource tools.] Determine all the possible combinations in a probability problem.
CK-12 Foundation
Ck 12: Probability: Combinations Grade 7
[Free Registration/Login may be required to access all resource tools.] Recognize and identify combinations.
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: Combinations Grades 10 12
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to define and calculate combinations of objects and recognize the difference between a combination and a permutation.
CK-12 Foundation
Ck 12: Probability: Combinations Grade 8
[Free Registration/Login may be required to access all resource tools.] Recognize combinations in situations where order does not matter.
CK-12 Foundation
Ck 12: Probability: Probability and Combinations Grades 8 9
[Free Registration/Login may be required to access all resource tools.] Calculate the number of combinations in order to find probabilities.
CK-12 Foundation
Ck 12: Probability: Probability and Combinations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Use combinations to determine the probability that a specific event will occur.
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: 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.
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...
Can Teach
Can Teach: Pennies a Little Goes a Long Way Game
Use this fun learning game in your classroom to help young scholars understand the value of money. Groups of students will be exchanging pennies for other types of coins.
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: 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.
National Council of Teachers of Mathematics
Nctm: Figure This: Which Is Worth More, a Smile or a Frown?
Solve for the value of the smiles and frowns to find out how much a smile is worth, in this activity. A challenge that focuses on number sense, number combinations, and unknowns. Included are examples of how this skill is applied in real...
Can Teach
Can Teach: Target: An Equations Game
Using decks of cards and knowledge of number operations, students develop multi-step equations to reach a target number.