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Develop a definition of irrational numbers through an exploration of square roots. The 11th lesson in this series of 25 asks scholars to estimate the value of a square root. Learners observe as the estimation extends further and further past the decimal.
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CCSS:
Designed
Concepts
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Instructional Ideas
- Incorporate the lesson to explore the meaning of an irrational number
- After the lesson, have individuals classify numbers as rational or irrational
Classroom Considerations
- Pupils should have prior experience with square roots and estimating their value
Pros
- Uses a discovery approach to help create an understanding of irrational numbers
- Includes a set of practice problems that incorporates both rational and irrational numbers
Cons
- None