Simple and compound interest, AER versus APR, the rule of 72, and how a rate and a time period combine into a total. Lessons build from a single year to thirty, with tables that make the compounding visible and a calculator for your own savings or debt figures.
What this section covers
- Simple and compound interest, from one year to thirty
- AER versus APR and why they differ
- The rule of 72
- Tables that make compounding visible
- A calculator for your own savings or debt figures
New articles are published under Percentages, Compound Interest, APR and Borrowing.