This is usually applied to point that an affix or clitic may differ amongst utilizing the unrounded back vowel ⟨а⟩, the rounded back again vowel ⟨о⟩, the rounded entrance vowel ⟨ө⟩ as well as the unrounded entrance vowel ⟨э⟩. Для сложения, вычитания, умножения или деление двух дробей выполните следующие действия: https://johnathanzlwhr.life3dblog.com/31674214/the-smart-trick-of-4-that-no-one-is-discussing