Реши

а) \(9-3\frac15\cdot1\frac23+1\frac13=9-\frac{16}{3}+\frac43=5\).

б) \(\frac{55}{48}:\left(\frac{11}{16}+\frac{3}{32}\right)-\frac{14}{15}\cdot\frac57=\frac{22}{15}-\frac{10}{15}=\frac45\).