If you are looking for a specific exercise or page number, please let me know, as the content can vary slightly depending on the (e.g., 2015 vs. later versions).
Attempt the exercise on your own to build linguistic skills. gdz russkii iazyk 4klass silnova
Rewrite the correct version and analyze the rule applied. If you are looking for a specific exercise
The for the 4th-grade Russian language textbook by E.S. Silnova, N.G. Kanevskaya, and V.F. Oleynik is a popular study aid used to check completed assignments. Textbook Structure and Content please let me know