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Upcoming lesson · 19 of 98

AMC 8

Complementary Counting Fundamentals

This lesson is part of the course plan. Its explanations and practice are being prepared.

What this lesson will cover

  • Count the complement of a condition instead of the condition itself
  • Subtract the complement's count from the total
  • Recognize when complementary counting simplifies a problem

40 minutes planned · Difficulty 3/10