First there was pi and now there's e. A discovery-based instructional activity helps learners find a pattern in compound interest as the compounding period changes. Their investigation results in the discovery of the number e. The instructional activity is the first in a series of three covering functions.

Concepts

logarithms natural, euler's number, exponential equations, compound interest, interest

Show More Show Less

Additional Tags

math

Show More Show Less

Instructional Ideas

• Have pupils complete the first activity independently as a discovery lesson
• Use as an application lesson during a unit on exponential equations

Classroom Considerations

• Expects a familiarity with exponential equations prior to the lesson

Pros

• Includes answer keys for student files
• Teacher guide provides questioning strategies

Cons

• None

Common Core

HSF-LE.A.1.a