Rule of 72 Calculator
Years for your money to double.
Quick rule-of-thumb for doubling time at a given rate.
What you enter
- Annual return
Worked example
With the default inputs:
- Annual return: 7%
| Years to double | 10.3 |
|---|---|
| Exact (log method) | 10.24 |
Years for your money to double.
Quick rule-of-thumb for doubling time at a given rate.
With the default inputs:
| Years to double | 10.3 |
|---|---|
| Exact (log method) | 10.24 |