Don't just copy the answer; compare your method with the one in the guide to learn more efficient ways to solve problems.
If you are working through the "Tetrad-Trenazher" (Training Workbook), Euroki provides specific keys for those exercises. How to Use a Reshebnik Effectively reshebnik po matematike 5 klass bunimovich zadanie
The curriculum focuses on these key areas, which often appear in the solution guides: Don't just copy the answer; compare your method
You can find detailed, teacher-verified answers for the 5th-grade Bunimovich curriculum on several educational platforms: Don't just copy the answer