[tex]1 \frac{5}{6} + 2 \frac{2}{3} + 1 \frac{4}{9} = \frac{11}{6} + \frac{8}{3} + \frac{13}{9} = \frac{33}{18} + \frac{48}{18} + \frac{26}{18} = \frac{107}{18} = 5\frac{17}{18} [/tex]
[tex]1 \frac{3}{8} + 2 \frac{1}{3} + 1 \frac{5}{6} = \frac{11}{8} + \frac{7}{3} + \frac{11}{6} = \frac{33}{24} + \frac{56}{24} + \frac{44}{24} = \frac{143}{24} = 5 \frac{23}{24} [/tex]
[tex]2 \frac{7}{10} + 1 \frac{3}{4} + \frac{4}{5} = \frac{27}{10} + \frac{7}{4} + \frac{4}{5} = \frac{54}{20} + \frac{35}{20} + \frac{16}{20} = \frac{105}{20} = 5 \frac{5}{20} = 5 \frac{1}{4} [/tex]
