This is frequently used to indicate 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⟩. В калькулятор дробей можно вводить: целые числа, десятичные дроби, обыкновенные дроби https://ferdinando887cny0.buscawiki.com/user