Phép trừ phân số 5/6 - 2/3 =

\(\begin{array}{*{20}{c}}5\\\hline6\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline3\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline6\end{array}\)

\(\begin{array}{*{20}{c}}7\\\hline8\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline4\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline8\end{array}\)

\(\begin{array}{*{20}{c}}9\\\hline{10}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline5\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline2\end{array}\)

\[\begin{array}{*{20}{c}}{13}\\\hline{15}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline5\end{array}{\rm{ = }}\begin{array}{*{20}{c}}7\\\hline{15}\end{array}\]

\[\begin{array}{*{20}{c}}8\\\hline9\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline3\end{array}{\rm{ = }}\begin{array}{*{20}{c}}2\\\hline9\end{array}\]

\(\begin{array}{*{20}{c}}{11}\\\hline{12}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline3\end{array}{\rm{ = }}\begin{array}{*{20}{c}}7\\\hline{12}\end{array}\)

\[\begin{array}{*{20}{c}}{11}\\\hline{14}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline7\end{array}{\rm{ = }}\begin{array}{*{20}{c}}5\\\hline{14}\end{array}\]

\(\begin{array}{*{20}{c}}9\\\hline{16}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline8\end{array}{\rm{ = }}\begin{array}{*{20}{c}}7\\\hline{16}\end{array}\)

\(\begin{array}{*{20}{c}}{17}\\\hline{24}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}7\\\hline{24}\end{array}\)

\[\begin{array}{*{20}{c}}{17}\\\hline{21}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline3\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline7\end{array}\]

\[\begin{array}{*{20}{c}}{35}\\\hline{24}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline6\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{31}\\\hline{24}\end{array}\]

\(\begin{array}{*{20}{c}}{19}\\\hline{30}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline{15}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline2\end{array}\)

\(\begin{array}{*{20}{c}}{49}\\\hline{50}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{25}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{47}\\\hline{50}\end{array}\)

\(\begin{array}{*{20}{c}}{91}\\\hline{45}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}4\\\hline{15}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{79}\\\hline{45}\end{array}\)

\[\begin{array}{*{20}{c}}{29}\\\hline{60}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline6\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{19}\\\hline{60}\end{array}\]

\(\begin{array}{*{20}{c}}9\\\hline{70}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline{35}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}3\\\hline{70}\end{array}\)

\[\begin{array}{*{20}{c}}{41}\\\hline{78}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{26}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{19}\\\hline{39}\end{array}\]

\(\begin{array}{*{20}{c}}{71}\\\hline{82}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline{41}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{65}\\\hline{82}\end{array}\)

\[\begin{array}{*{20}{c}}{97}\\\hline{102}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{34}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{47}\\\hline{51}\end{array}\]

\(\begin{array}{*{20}{c}}{51}\\\hline{106}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline{53}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{47}\\\hline{106}\end{array}\)

\[\begin{array}{*{20}{c}}{34}\\\hline{27}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline9\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{28}\\\hline{27}\end{array}\]

\[\begin{array}{*{20}{c}}{41}\\\hline{32}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline8\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{29}\\\hline{32}\end{array}\]

\(\begin{array}{*{20}{c}}{43}\\\hline{36}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{12}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{10}\\\hline9\end{array}\)

\[\begin{array}{*{20}{c}}{47}\\\hline{42}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}{11}\\\hline{14}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}1\\\hline3\end{array}\]

\[\begin{array}{*{20}{c}}{25}\\\hline{42}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline7\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{19}\\\hline{42}\end{array}\]

\(\begin{array}{*{20}{c}}{61}\\\hline{54}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}{13}\\\hline{18}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{11}\\\hline{27}\end{array}\)

\(\begin{array}{*{20}{c}}{64}\\\hline{49}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline7\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{50}\\\hline{49}\end{array}\)

\[\begin{array}{*{20}{c}}8\\\hline{13}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}5\\\hline{26}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{11}\\\hline{26}\end{array}\]

\(\begin{array}{*{20}{c}}{23}\\\hline{30}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline5\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{11}\\\hline{30}\end{array}\)

\(\begin{array}{*{20}{c}}{47}\\\hline{36}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}5\\\hline6\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{17}\\\hline{36}\end{array}\)

\[\begin{array}{*{20}{c}}{20}\\\hline{33}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}6\\\hline{11}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}2\\\hline{33}\end{array}\]

\(\begin{array}{*{20}{c}}{47}\\\hline{126}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{18}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{20}\\\hline{63}\end{array}\)

\(\begin{array}{*{20}{c}}1\\\hline2\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline8\end{array}{\rm{ = }}\begin{array}{*{20}{c}}3\\\hline8\end{array}\)

\[\begin{array}{*{20}{c}}3\\\hline{17}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}4\\\hline{85}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{11}\\\hline{85}\end{array}\]

\(\begin{array}{*{20}{c}}{99}\\\hline{98}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}3\\\hline{14}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{39}\\\hline{49}\end{array}\)

\(\begin{array}{*{20}{c}}{17}\\\hline{90}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}1\\\hline{18}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}2\\\hline{15}\end{array}\)

\[\begin{array}{*{20}{c}}{71}\\\hline{54}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}5\\\hline6\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{13}\\\hline{27}\end{array}\]

\(\begin{array}{*{20}{c}}{50}\\\hline{63}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}2\\\hline7\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{32}\\\hline{63}\end{array}\)

\(\begin{array}{*{20}{c}}{140}\\\hline{81}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}{13}\\\hline9\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{23}\\\hline{81}\end{array}\)

\[\begin{array}{*{20}{c}}{19}\\\hline{24}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}7\\\hline{72}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{25}\\\hline{36}\end{array}\]

\(\begin{array}{*{20}{c}}{43}\\\hline{21}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}8\\\hline{63}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{121}\\\hline{63}\end{array}\)

\[\begin{array}{*{20}{c}}{46}\\\hline{33}\end{array}{\rm{ }} - {\rm{ }}\begin{array}{*{20}{c}}{14}\\\hline{99}\end{array}{\rm{ = }}\begin{array}{*{20}{c}}{124}\\\hline{99}\end{array}\]