Ready-made answers for test collections (e.g., those matching the Merzlyak textbook), which often include 7–10 tests in multiple difficulty levels.

The "GDZ" (готовые домашние задания) for by T.M. Erina , published by Ekzamen (Издательство «Экзамен») , refers to a series of solution manuals designed to accompany popular Russian textbooks like those by Zubareva, Mordkovich, and Merzlyak. Available Materials

These manuals are particularly useful for preparing for VPR (All-Russian Verification Work) , as the "Ekzamen" materials are often aligned with federal educational standards.

Based on standard 5th-grade math curricula used in these manuals, the content focuses on: Comparison, rounding, and operations.