2026-07-12

The Rule of 72: Double Your Money

The Rule of 72: Double Your Money

Want to know when your €1000 will turn into €2000? Just divide 72 by your annual interest rate. If you earn 8% per year, divide 72 by 8. The answer is 9. It will take 9 years to double your money!

It is a magic mental math trick that helps you plan your financial goals easily.

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