Mathematics. 4th grade. Olympiad tasks

The manual includes mathematical tasks of a high level of complexity (the student will get the opportunity to learn "), which are aimed at deepening and expanding the system of knowledge and skills of third -year -old mathematics and preparing for mathematical olympiads in elementary school. The manual includes the tasks grouped by thematic sections, and ways to solve these problems: modeling using drawings and schemes, solution using tables, solving from the end, solving two or three different ways.
Methodological instructions (in QR codes) and answers are given to each section.
The content of the manual corresponds to the Federal State Educational Standard of the NOO and the SOP NOO in terms of achieving the planned results in mathematics and can be used with various finished subject lines of textbooks included in the federal list