Understanding Combinations
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Beginner
Start here! Easy to understand
Beginner Explanation
Combinations are a way to select items from a larger set, where the order of selection does not matter.
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Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
How many ways can you choose 2 toppings for your pizza from 5 available toppings?
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2
Real-World Problem
Question Exercise
Intermediate
Choosing Outfits
You have 7 shirts and 5 pants. Note: this problem uses the fundamental counting principle, not combinations.
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
You have a deck of 52 cards. How many ways can you select a 5-card hand?
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4
Challenge Quiz
Single Choice Quiz
Advanced
From a group of 8 people, how many ways can a committee of 3 be chosen?
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Recap
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Review key concepts and takeaways
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