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What's on the worksheet
- For each account or loan, give the growth factor per period and the total number of periods.7.2% a year compounded monthly, for 5 years5% a year compounded quarterly, for 8 years3.8% a year compounded semi-annually, for 15 years6.5% a year compounded once a year, for 4 years9.125% a year compounded daily (a 365-day year), for 3 years
- Word problem: the value of Jenny's savings bond compounded semi-annually.
- Word problem: Mateo's two-part private student loan and what he owes.
- Word problem: finding Aisha's monthly rate from one month of credit card interest.
- Word problem: comparing two bank CDs, one by APY and one by compounded rate.
- Rank four loan offers with different rates and compounding for Diego.
- Check Lucas's claim that two compounding plans end with the same amount.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Compound interest and compounding periods: the lesson ›More Chapter 7 worksheets: Exponential functions and modeling
- 7.1Transforming an exponential graph
- 7.2Compound interest and compounding periods
- 7.3The number e and the natural exponential function
- 7.4Doubling time and half life
- 7.5Linear, polynomial and exponential growth compared
- 7.6Growth and decay factors
- 7.7Graphs of exponential functions