Câu 16. Tính: 1) \( \frac{5}{6} + \frac{11}{24} \) .......................... 2) \( \frac{8}{27} + \frac{2}{9} \) .......................... 3) \( 2 + \frac{1}{5} \) .......................... 4) \( \frac{1}{4} + 3 \) .......................... 5) \( \frac{18}{12} - \frac{4}{3} \) .......................... 6) \( \frac{5}{6} - \frac{8}{24} \) .......................... 7) \( 3 - \frac{5}{8} \) .......................... 8) \( \frac{15}{3} - 4 \) .......................... 9) \( \frac{5}{7} \times \frac{1}{5} \) .......................... 10) \( \frac{8}{15} \times \frac{3}{16} \) .........................