Rule of 72 Calculator
Estimate investment doubling time
%
公式
Years ≈ 72 / Rate
Quick approximation for investment doubling time.
示例
8% return
~9 years to double.
常见问题
关于 Rule of 72
Estimate how long it takes for an investment to double.
Estimate investment doubling time
Quick approximation for investment doubling time.
~9 years to double.
Estimate how long it takes for an investment to double.