: Working with time, distance, and weight.
: Multiplication and division of multi-digit numbers by single or double digits.
: Concepts of symmetry and properties of geometric figures.
Solutions for the 4th-grade mathematics textbook by and V. V. Nikolaeva (2017/2018 editions) are available through various educational platforms and video walkthroughs. These resources provide step-by-step explanations for problems in both Part 1 and Part 2 of the textbook. Available Resources