Math trainer

This app is created to give you an opportunity to solve randomly generated mathematical tasks. Enjoy tasks and train your brain through mental calculation Hardness of problems depends on your level. Level depends on your success in solving tasks. There are wide range of settings, so you can customize app. For example, you can set maximum difficulty level to get only easy problems. Also you can choose only an addition or etc. So you can improve, train your math skills by mental calculating arithmetic problems