Federal Reserve Bank
Federal Reserve Bank of Minneapolis: Cpi Calculator Information
Provides a consumer price index (CPI) calculator. Enter in a dollar and year and it will tell you how much it is worth today. Also includes good links to additional CPI information resources, and a link to a mobile app.
Khan Academy
Khan Academy: Lesson Summary: Price Indices and Inflation
In this lesson plan summary review and remind yourself of the key terms and calculations used in measuring inflation. Topics include the consumer price index (CPI), calculating the rate of inflation, the distinction between inflation,...