The Rule of 72 is a shortcut or rule of thumb used to estimate the number of years required to double your money at a given annual rate of return and vice versa.

The rule of 72 is a shortcut investors can use to determine how long it will take their investment to double based on a fixed annual rate of return. To use the rule of 72, divide 72 by the fixed rate ...

Wouldn’t it be great if you could quickly determine how much your savings will be worth in the future? Or how much you need to earn on your savings to reach a goal? [Sign up for stock news with our ...