Question

Помогите пж
тут короче дроби: 14 2/21 - 9 3/7 = ?

Answer 1

$14 \frac{2}{21} - 9 \frac{3}{7} = \frac{296}{21} - \frac{66}{7} = \\ \frac{296 - 198}{21} = \frac{98}{21} = \frac{14}{3} = 4\frac{2}{3}$