: Offers a clean interface with solutions divided by sections, such as multiplication and division of multi-digit numbers.

: Includes both the 2004 and 2015 editions, which is helpful if you are using an older textbook.

: Provides step-by-step solutions and includes "Mathematical Box" (Додаткові вправи) sections.

: A reliable source for verifying homework with detailed explanations for parents and students. How to Use the Guides Efficiently

Finding GDZ (Ready Homework Solutions) for the textbook by M.V. Bogdanovich and H.P. Lyshenko (Ukrainian: Богданович М.В., Лишенко Г.П. ) is straightforward and available for free online without registration. Popular Platforms for 4th Grade GDZ

The following websites provide detailed solutions in Ukrainian, organized by exercise numbers (typically covering exercises 1 through 1114):