Comparing and Ordering Real Numbers

Standards and Objectives

  • Goal: I can compare and order rational and irrational numbers.
  • TEKS 8.20: Approximate the value of an insational numbac, including and squares of num baru laui than 225225, and locata that radional number approximation on a number lina. Also 17D17D.
  • Mathematical Process Standards: 8.158.15, 8.1¢8.1¢, A.IDA.ID, LTELTE, SˇTĘŠTĘ, and LIGLIG.

Real-World Application: Rug Selection

  • Scenario: Courtney and Malik are purchasing a rug to fit in a 5050-square-foot space.
  • Sale Context: 9999 Rug Sale! at Rug Emporium.
  • Rug Dimensions:
    • 7 ft×7 ft7\,\text{ft} \times 7\,\text{ft}
    • 8 ft8\,\text{ft} diameter
    • 6 ft×8 ft6\,\text{ft} \times 8\,\text{ft}
  • Communicate Reasoning: Explain the decision-making process for which rug Courtney and Malik should purchase to fit the space.

Lesson Details

  • Lesson: 1−31-3
  • Page: 1717
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