Application for the calculation of the rule of three direct or inverse.

Tired of writing down the rule of three for any paper in the house?
With our application you can calculate the rule of three easily just by placing the numbers in their places.
For example, if we are making a recipe to make croissant and we want to know the quantity of butter on each croissant we should do:
12 croissants contain 250 g of butter
1 croissant - x= 20,83 gr

Don't hesitate to download our app!