How to significantly improve understanding of the basics of mathematics in a very short time. + Video drills

This book will tell you how to find and effectively correct missed data in mathematics and how to apply some simple and effective exercises that will considerably save your time and nerves when studying mathematics and preparing for exams.
Also it will show in details some other major pitfalls — mathematical skills which were not learned and understood by a huge number of students and this prevents them from getting correct and confident answers when solving mathematical problems and tasks.