A popular alternative that provides scanned or typed solutions for both Part 1 and Part 2.
Offers a clean interface where you can select the specific page number and exercise.
Several reputable Russian educational platforms provide these answers online for free:
The workbook (Rabochaya Tetrad) for the 2nd grade follows the Federal State Educational Standard (FGOS) and usually includes:
Use the answers to quickly check homework without having to solve every grammar puzzle yourself.