This is the 18226th most frequent Russian word.
четырьмя
The Russian word "четырьмя" means "with four" (instrumental case of "четыре").
The word "четырьмя" is used in the instrumental case to describe the number of pieces that I shared, functioning as a specification.
Я разделил яблоко на четыре части и поделился четырьмя кусочками.
I divided the apple into four parts and shared four pieces.
Here, "четырьмя" specifies the count of methods using the instrumental case, indicating the ways of working.
Для подготовления этого блюда мне пришлось работать над ним четырьмя способами.
To prepare this dish, I had to work on it in four ways.
The word "четырьмя" describes the number of stories contained in the book, utilizing the instrumental case to indicate association.