[tex]\frac{14}{20}-\frac{3}{5}=\frac{14:2}{20:2}-\frac{3}{5}=\frac{7}{10}-\frac{3}{5}=\frac{7}{10}-\frac{3\cdot2}{5\cdot2}=\frac{7}{10}-\frac{6}{10}=\frac{7-6}{10}=\frac{1}{10}[/tex]
[tex]\frac{14}{20}=\frac{14:2}{20:2}=\frac{7}{10}=0.7\\\\\frac{3}{5}=\frac{3\cdot2}{5\cdot2}=\frac{6}{10}=0.6\\\\\frac{14}{20}-\frac{3}{5}=0.7-0.6=0.1[/tex]
