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This Estimating Values of Expressions handout also includes:
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole numbers.
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CCSS:
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Concepts
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Instructional Ideas
- Ask individuals to show each step as they evaluate the expressions
Classroom Considerations
- It may be necessary to review order of operations, depending on your classes
- Requires Internet access to view the included video
- The sixth lesson in a series of seven
Pros
- Video resource efficiently provides examples to guide pupils through problems
Cons
- There is no reference to the purpose or real-life application of this concept