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Counting

Counting principles, permutations, anagrams and combinations

The Counting unit belongs to the Statistics and probability section of Math Mental and has 18 lessons: counting principles, permutations, anagrams and combinations.

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Lessons in this unit

  1. Multiplication principle Lesson, 8 questions
  2. Addition principle Lesson, 8 questions
  3. Choices in stages Lesson, 8 questions
  4. Passwords with and without repetition Lesson, 8 questions
  5. License plates Lesson, 8 questions
  6. Factorials Lesson, 8 questions
  7. Permutations Lesson, 8 questions
  8. Anagrams Lesson, 8 questions
  9. Anagrams with a condition Lesson, 8 questions
  10. Permutations with repetition Lesson, 8 questions
  11. Practice: principles and permutations Practice, 12 questions
  12. Permutations of part of a set Lesson, 8 questions
  13. Combinations Lesson, 8 questions
  14. Does order matter? Lesson, 8 questions
  15. Committees Lesson, 8 questions
  16. At least one Lesson, 8 questions
  17. Review: counting Practice, 12 questions
  18. Unit test 15 questions

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