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## Rule of 72

en.wikipedia.org/wiki/Rule_of_72

In finance, the rule of 72, the rule of 70 and the rule of 69.3 are methods for estimating an investment's doubling time. The rule number (e.g., 72) is divided by the ...

## Rule Of 72 Definition | Investopedia

www.investopedia.com/terms/r/ruleof72.asp

A shortcut to estimate the number of years required to double your money at a given annual rate of return (see compound annual growth rate). The rule states ...

## The Rule of 72 (with calculator) - Estimate Compound Interest

www.moneychimp.com/features/rule72.htm

Rule of 72. Have you always wanted to be able to do compound interest problems in your head? Perhaps not... but it's a very useful skill to have because it gives ...

## Primerica - The Rule of 72

www.primerica.com/public/rule-of-72.html

Do you know the Rule of 72?. It's an easy way to calculate just how long it's going to take for your money to double. Just take the number 72 and divide it by the ...

## The Rule of 72 – BetterExplained

betterexplained.com/articles/the-rule-of-72/

Jan 25, 2007 ... The Rule of 72 is a great mental math shortcut to estimate the effect of any growth rate, from quick financial calculations to population estimates.

## Use the Rule of 72 to Understand Compound Interest | Gen X Finance

genxfinance.com/use-the-rule-of-72-to-understand-compound-interest/

If you want to quickly determine how long it will take for your money to double, the rule of 72 is all you need. Most people generally understand the concept of ...

## How to Use the Rule of 72 to Estimate Compound Interest

beginnersinvest.about.com/cs/21jumpstreet/a/012501a.htm

Mar 28, 2016 ... Let me teach you how to calculate the Rule of 72, which is a financial trick to quickly estimate the years it would take to double your money.

## 3 Ways to Use the Rule of 72 - wikiHow

www.wikihow.com/Use-the-Rule-of-72

How to Use the Rule of 72. The Rule of 72 is a handy tool used in finance to estimate the number of years it would take to double a sum of money through ...

## Rule of 72 Definition & Example | Investing Answers

www.investinganswers.com/financial-dictionary/technical-analysis/rule-72-1615

For example, using the rule of 72, an investor who invests \$1,000 at an interest rate of 4% per year, will double their money in approximately 18 years.

## Why The Rule Of 72 Works - Business Insider

www.businessinsider.com/why-the-rule-of-72-works-2014-12

Dec 29, 2014 ... Here's Why The 'Rule Of 72' Is Such A Great Math Hack. Andy Kiersz ... That trick is the rule of 72: Take your interest rate, and divide it into 72.

Answer
Rule Of 72
A rule stating that in order to find the number of years required to double your money at a given interest rate, you divide the compound return into 72. The result is the approximate number of years that it will take for your investment to double.... More »
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### What is the 'Rule of 72'? | Investopedia

www.investopedia.com

Jan 19, 2016 ... The 'Rule of 72' is a simplified way to determine how long an investment will take to double, given a fixed annual rate of interest. By dividing 72 ...

### The rule of 72 for compound interest | Compound interest basics ...

www.khanacademy.org

Using the Rule of 72 to approximate how long it will take for an investment to double at a given interest rate.

### TheMint.org - Fun For Kids - The Power of 72

www.themint.org

Take a closer look. You are 24 and have \$3,000 in savings. You put it in an account that you expect to earn 8%. According to the Power of 72, it will take 9 years ...