We provide an explanation of the lessons of all the standards of the subject of mathematics for the university level for students of the Faculty of Mathematics and Computer Science, Faculty of Material Sciences, Faculty of Biology, Faculty of Technology, Faculty of Economics, and other faculties. The lessons are presented with exercises attached to the solution. These exercises are presented after explaining the lesson and ensuring that the students understand the lesson. Then the solutions to the exercises are discussed and then the students are given the opportunity to suggest additional exercises. With an emphasis on answering all the students’ questions and inquiries about the lesson during the lesson and also during the class or period of discussing the exercises.