The rule of three is one of the basic mathematical steps you need all day every day.
But ... between you and me ... do you remember the rules of three from your school?

That's why we added this little tool on this page to help you with simple calculations of the rules of three.

Want to see a little example? Let's say, my car drives for 500 miles with 16 Gallons of gas. How far can I drive with just 5 Gallons??

If you want to know exactly how the Rule of three works (it's not that complicated) and how to use it in your daily live without the internet, visit "The only Rule of three-Guide you’ll ever need" at ONEandahalf.TIPS.

This calculator/converter is well programmed. Nevertheless, we can't guarantee correct results in all technical circumstances. Your browser settings or other technical situations may influence the results.

Please visit the newest addition to our network of helpful ressources: ONE and a half Tips.