Grade 9. Algebra. GEF. Dorofeev G.V.

Textbooks of the line of Dorofeeva G.V. Grades 7-9 reflects modern methodological and pedagogical trends in algebra teaching in a primary school. The presentation of the material allows you to organize training "in a spiral" with the self -assessment and self -control system. The system of exercises didactically organized and defeated by type of activity. The tasks are given in a wide range of complexity, which allows students to work effectively with students of different levels of training. Each chapter ends with the heading "what you have learned." A distinctive feature of these textbooks is attention to the development and formation of flexibility of thinking. In particular, this is facilitated by the inclusion of fragments in the theoretical and setting material illustrating the internal ties of algebra and geometry. Understanding the interpenetration of these objects contributes to the formation of the ability to vary the methods of action, to restructure existing knowledge, to solve problems requiring support on non -obvious connections and relations between concepts and facts.