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### Rule of 72 Formula

Rule of 72=72/Rate of Interest as Whole Number
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## How to Calculate Rule of 72?

Rule of 72 calculator uses Rule of 72=72/Rate of Interest as Whole Number to calculate the Rule of 72, Rule of 72 is a simplified way to determine how long an investment will take to double, given a fixed annual rate of interest. Rule of 72 and is denoted by Rule of 72 symbol.

How to calculate Rule of 72 using this online calculator? To use this online calculator for Rule of 72, enter Rate of Interest as Whole Number (i) and hit the calculate button. Here is how the Rule of 72 calculation can be explained with given input values -> 4.8 = 72/15.

### FAQ

What is Rule of 72?
Rule of 72 is a simplified way to determine how long an investment will take to double, given a fixed annual rate of interest and is represented as Rule of 72=72/i or Rule of 72=72/Rate of Interest as Whole Number. Rate of Interest as the Whole Number is the given interest rate presented as a whole number.
How to calculate Rule of 72?
Rule of 72 is a simplified way to determine how long an investment will take to double, given a fixed annual rate of interest is calculated using Rule of 72=72/Rate of Interest as Whole Number. To calculate Rule of 72, you need Rate of Interest as Whole Number (i). With our tool, you need to enter the respective value for Rate of Interest as Whole Number and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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