Chapter 13.2
Finance: Compound interest
What You'll Learn
Apply the compound interest formula to calculate final investment amounts
Identify and use variables: principal, interest rate, compounding frequency, and time
Calculate compound interest for different compounding periods (daily, monthly, quarterly, semi-annually, annually)
Solve for unknown interest rates when given final amounts and time periods
Recognize how compounding frequency affects investment growth
What You'll Practice
1
Calculating final amounts with various compounding frequencies
2
Working with the compound interest formula A = P(1 + r/n)^(nt)
3
Solving for interest rate when investment doubles over time
4
Converting between decimal and percentage forms of interest rates
Why This Matters
Compound interest is essential for making smart financial decisions about savings, investments, and loans. Understanding how your money grows over time helps you plan for major life goals like college, retirement, or buying a home, and prepares you for real-world personal finance.
Before You Start — Make Sure You Can:
This Unit Includes
6 Video lessons
Practice exercises
Skills
Compound Interest
Exponential Growth
Financial Math
Interest Rate
Investment Calculations
Algebraic Modeling
OH Curriculum Aligned
