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??