If mathematicians know the secret to compound interest, why aren't more of them rich? Young mathematicians explore compound interest with exponential functions in the twenty-seventh installment of a 35-part module. They calculate future values of accounts with compound interest.

 

Concepts

percent change, compound interest, interest rates, interest

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Additional Tags

math

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Instructional Ideas

• Have the class research interest rates at various local banks

Classroom Considerations

• Learners should have prior experience with some basic compound interest problems in Algebra I
• Pupils need to also have an intuitive understanding of limits

Pros

• Resource includes a problem set to use as either a homework assignment or class work
• Scaffolding tips give teachers ideas on how to make learning accessible to all class members

Cons

• None

Common Core

HSA-SSE.B.3.c HSF-IF.A.3 HSF-BF.A.1.a HSF-BF.A.2 MP2 MP4 MP7 MP8