nastyanastya419 Ответ:[tex]5 \frac{2}{3} - \frac{1}{3} = \frac{16}{3} = 5 \frac{1}{3} [/tex][tex]4 \frac{5}{7} - \frac{3}{7} = \frac{30}{7} = 4 \frac{2}{7} [/tex][tex]7 \frac{5}{8} - \frac{1}{8} = \frac{15}{2} = 7 \frac{1}{2} [/tex][tex]10 \frac{8}{9} - \frac{2}{9} = \frac{32}{3} = 10 \frac{2}{3} [/tex]