Mathematics is a science applied in our daily lives that is used all the time. It is one of the academic subjects that must be passed with distinction, and excelling in it does not mean obtaining high grades, but rather reaching a mind capable of solving problems in various smart ways. And this is what I will present in the class to obtain a distinguished educational product based on modern strategies and mental arithmetic instead of a calculator This is for the most important foundational stages, primary 4-5-6