[tex]6 - 1\frac{3}{7} = 4 \frac{4}{7} [/tex]
[tex]10 - 2 \frac{3}{5} = 7 \frac{2}{5} [/tex]
[tex]8 - 5 \frac{5}{7} = 2 \frac{2}{7} [/tex]
[tex]4 \frac{1}{8} - 1 \frac{2}{8} = 3 \frac{9}{8} - 1 \frac{2}{8} = 2 \frac{7}{8} [/tex]
[tex]8 \frac{7}{9} - 6 \frac{8}{9} = 7 \frac{16}{9} - 6 \frac{8}{9} = 1 \frac{8}{9} [/tex]
[tex]8 \frac{3}{20} - 1 \frac{17}{20} = 7 \frac{23}{20} - 1 \frac{17}{20} = 6 \frac{6}{20} = 6 \frac{3}{10} [/tex]
[tex]6 \frac{6}{25} - 5 \frac{8}{25} = 5 \frac{31}{25} - 5 \frac{8}{25} = \frac{23}{25} [/tex]
[tex]13 \frac{11}{13} - 12 \frac{12}{13} = 12 \frac{24}{13} - 12 \frac{12}{13} = \frac{12}{13} [/tex]
[tex]25 \frac{3}{17} - 18 \frac{4}{17} = 24 \frac{20}{17} - 18 \frac{4}{17} = 6 \frac{16}{17} [/tex]
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