Back to the basics: learning how to add numbers. The 17th installment of a 35-part module first reviews addition techniques for rational numbers, such as graphical methods (number line) and numerical methods (standard algorithm). It goes on to introduce how to add irrational numbers in the form of logarithms to different levels of accuracy.

Concepts

rational numbers, irrational numbers, addition, multiplication, logarithms

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Additional Tags

math

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Instructional Ideas

• Have the class outline different addition techniques in a journal entry

Classroom Considerations

• As a prerequisite, learners should be able to distinguish between rational and irrational numbers
• Lesson builds on knowledge about logarithms from previous lessons

Pros

• Lesson emphasizes process rather than the result
• Includes printable versions of all materials

Cons

• None

Common Core

HSF-IF.C.7.e MP3