[tex]4 \frac{3}{8} + 3 \frac{3}{12} = [/tex]
[tex]2 \frac{3}{5} + 6 \frac{7}{15} + 10 \frac{2}{9} = [/tex]
[tex]16 \frac{7}{14} - 12\frac{8}{21} = [/tex]
[tex]6 \frac{2}{7} + 7 \frac{1}{2} - 2 \frac{2}{3} = [/tex]
[tex]20 \frac{3}{4} - 18 \frac{3}{4} +3 \frac{5}{11} = [/tex]
[tex] \frac{4}{7} + \frac{3}{14} + \frac{5}{28} = [/tex]
[tex] \frac{3}{4} + \frac{5}{12} + \frac{7}{8} = [/tex]
[tex] \frac{9}{17} - \frac{9}{51} = [/tex]
​