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Real Number Sets

Grade 845 min

aligned to 8.ns know That There Are Numbers That Are Not Rational, and Approximate Them By Rational Numbers.

Learning Objective

I can tell the difference between rational and irrational numbers and find rational numbers that are close to irrational numbers.

Lesson Flow

Watch Video

5 min

Set of Real Numbers | Subsets of Real Numbers | Set Symbols in Math [Animated] - Pre-Algebra

Unknown Channel

Practice

14 min

7 questions β€’ Short answer

Exit Ticket

5 min

β€œClassify the following number as rational or irrational: 0.123123123... Explain your reasoning. Classify the following number as rational or irrational: √7. Explain your reasoning. Find a rational number between 3.1 and Ο€. Explain how you know it falls between these two values.”

Teacher Guide

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  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts

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