Estimating the value of numbers is much harder than it sounds! Scholars compare and order the value of numbers presented in different forms including fractions, decimals, roots, integers, and pi. This builds on the previous lessons in the seven-part series.

Concepts

irrational numbers, estimation, number lines

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Additional Tags

math

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Instructional Ideas

• Use the practice problems for board work to quickly check for understanding

Classroom Considerations

• Viewing the video requires the Internet access
• Requires the ability to approximate the value of a root and fraction
• Builds on the previous lessons in the seven-part series

Pros

• Includes a set of practice problems with a good variety of question types and provides an answer key for them

Cons

• Does not give examples of real-life application or purpose

Common Core

8.NS.A.2