When to use this
Project a savings or investment balance year by year. The table shows contributions, interest and balance for each year, making it obvious when compounding starts to dominate.
How to use it
- Enter the starting amount, monthly contribution, annual return and years.
- Pick the compounding frequency.
- Read the final balance and the yearly table.
Frequently asked questions
- What is the rule of 72?
- Divide 72 by the annual return to estimate the years to double. At 6% that is about 12 years.