Danh sách câu hỏi ( Có 20,792 câu hỏi trên 416 trang )

\(\underline { + \begin{array}{*{20}{c}}{\,\,\,\,\,\,7,275}\\{6,3}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{85,7}\\{\,\,4,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{118,9}\\{\,\,\,\,\,\,5,1}\end{array}} \) ... \[\underline { + \begin{array}{*{20}{c}}{9,5}\\{7,2}\end{array}} \] ... \(\underline { + \begin{array}{*{20}{c}}{21,3}\\{\,\,3,7}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,18,235}\\{2,9}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{7,1}\\{6,6}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{135,4}\\{\,\,\,\,\,4,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{10,6}\\{64,4}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{238,8}\\{\,\,\,\,\,\,1,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{16,8}\\{\,\,3,1}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{5,9}\\{7,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{1,2}\\{5,5}\end{array}} \) ... \[\underline { + \begin{array}{*{20}{c}}{198,8}\\{\,\,\,\,4,2}\end{array}} \] ... \(\underline { + \begin{array}{*{20}{c}}{8,9}\\{6,1}\end{array}} \) ... \[\underline { + \begin{array}{*{20}{c}}{246,6}\\{\,\,\,\,\,2,4}\end{array}} \] ... \(\underline { + \begin{array}{*{20}{c}}{111,7}\\{\,\,\,\,6,3}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{9,9}\\{5,1}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{14,3}\\{\,\,7,6}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{22,5}\\{\,\,3,5}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{17,3}\\{\,\,6,6}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{100,9}\\{\,\,\,\,\,7,1}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,\,\,\,\,4,789}\\{2,3}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{0,89}\\{6,54}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,\,\,\,3,456}\\{1,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{6,12}\\{2,78}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{0,4}\\{\,\,\,\,\,8,345}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{5,67}\\{1,89}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,\,2,34}\\{4,5}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{7,8}\\{\,\,\,\,\,0,567}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,7,23}\\{1,8}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,3,56}\\{5,2}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{6,4}\\{\,\,\,\,\,0,789}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,1,23}\\{7,6}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{4,5}\\{\,\,\,3,21}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,\,0,56}\\{9,1}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{2,89}\\{6,34}\end{array}} \) ... \(\underline { + \begin{array}{*{20}{c}}{7,12}\\{1,45}\end{array}} \) ... \[\underline { + \begin{array}{*{20}{c}}{\,\,\,\,4,67}\\{3,8}\end{array}} \]          ... \(\underline { + \begin{array}{*{20}{c}}{\,\,\,5,34}\\{2,9}\end{array}} \) ...

Xem chi tiết 26 lượt xem 2 tuần trước

\(\frac{1}{3} \times \frac{5}{7} + \frac{2}{9} - \frac{3}{8} = \)... \(\frac{1}{7} \times \frac{5}{9} + \frac{2}{{11}} = \)... \(\frac{1}{9} \times \frac{5}{7} + \frac{2}{{13}} = \)... \(\frac{4}{5} - \frac{2}{7}:\frac{3}{8} + \frac{1}{6} = \)... \(\frac{3}{{10}}:\frac{1}{4} + \frac{5}{{13}} = \)... \(\frac{3}{7} - \frac{1}{4} \times \frac{5}{9} = \)... \(\frac{3}{{11}}:\frac{1}{4} \times \frac{5}{9} + \frac{2}{{13}} = \)... \(\frac{7}{{12}} + \frac{3}{8} \times \frac{5}{{11}} = \)... \(\frac{7}{{13}} \times \frac{2}{5} + \frac{1}{8} = \)... \(\frac{7}{{12}} + \frac{1}{5} \times \frac{3}{8} - \frac{2}{9} = \)... \(\frac{2}{3} - \frac{1}{6} \times \frac{4}{7} = \)... \(\frac{1}{6}:\frac{3}{8} - \frac{2}{{11}} = \)... \(\frac{2}{3} - \frac{5}{6} \times \frac{1}{7} + \frac{4}{{11}} = \)... \(\frac{5}{9} \times \frac{2}{7} + \frac{3}{{10}} = \)... \(\frac{5}{9} + \frac{1}{7}:\frac{4}{5} = \)... \(\frac{5}{9} \times \frac{3}{{10}} + \frac{1}{4}:\frac{2}{5} = \)... \(\frac{6}{{11}} + \frac{1}{3}:\frac{5}{7} = \)... \(\frac{2}{3} - \frac{5}{{12}} \times \frac{3}{7} = \)... \(\frac{1}{8}:\frac{3}{7} - \frac{2}{5} \times \frac{4}{9} = \)... \(\frac{3}{4} - \frac{2}{5} \times \frac{7}{9} = \)... \(\frac{3}{{10}} \times \frac{4}{7} + \frac{5}{{11}} = \)... \(\frac{6}{{11}} + \frac{2}{9}:\frac{5}{7} - \frac{1}{3} = \)... \[\frac{1}{8} \times \frac{3}{5} + \frac{7}{{12}} = \]... \(\frac{7}{8}:\frac{2}{5} - \frac{1}{9} = \)... \(\frac{3}{4} \times \frac{5}{8} - \frac{1}{6} + \frac{2}{7} = \)... \[\frac{5}{{13}}:\frac{2}{7} - \frac{1}{4} = \]... \[\frac{6}{7} - \frac{1}{3}:\frac{5}{8} = \]... \(\frac{5}{{12}}:\frac{2}{7} \times \frac{3}{5} + \frac{1}{8} = \)... \[\frac{2}{3} \times \frac{4}{{11}} + \frac{5}{{12}} = \]... \(\frac{2}{9} \times \frac{5}{6} + \frac{3}{{14}} = \)...

Xem chi tiết 30 lượt xem 2 tuần trước

\(\frac{2}{9} \times \frac{3}{4} + \frac{5}{6} = \)... \(\frac{7}{8} - \frac{1}{3}:\frac{4}{5} = \)... \(\frac{3}{7}:\frac{2}{5} + \frac{1}{9} = \)... \(\frac{5}{9}:\frac{1}{3} - \frac{2}{{11}} = \)... \(\frac{3}{4} + \frac{1}{8} \times \frac{5}{6} = \)... \(\frac{2}{7} \times \frac{6}{{11}} + \frac{4}{9} = \)... \(\frac{{11}}{{12}}:\frac{5}{6} - \frac{1}{4} = \)... \(\frac{1}{5} + \frac{7}{9} \times \frac{3}{8} = \)... \(\frac{3}{{10}} \times \frac{5}{8} + \frac{7}{{12}} = \)... \(\frac{9}{{11}}:\frac{3}{4} - \frac{2}{5} = \)... \(\frac{1}{3} + \frac{4}{7} \times \frac{5}{9} = \)... \(\frac{5}{6} - \frac{1}{4} \times \frac{3}{5} = \)... \(\frac{2}{9}:\frac{1}{6} + \frac{7}{8} = \)... \(\frac{3}{8} + \frac{5}{{12}} \times \frac{2}{7} = \)... \(\frac{7}{{10}} - (\frac{4}{9}:\frac{2}{3}) = \)... \(\frac{1}{7} \times \frac{6}{4} + \frac{3}{{10}} = \)... \(\frac{5}{8}:\frac{2}{9} - \frac{1}{6} = \)... \(\frac{4}{{11}} + \frac{3}{5} \times \frac{7}{8} = \)... \(\frac{9}{{14}} - \frac{1}{7}:\frac{3}{4} = \)... \(\frac{2}{5} \times \frac{3}{{10}} + \frac{{11}}{{12}} = \)... \(\frac{7}{9}:\frac{5}{6} - \frac{2}{7} = \)... \(\frac{1}{8} + \frac{4}{9} \times \frac{5}{7} = \)... \[\frac{3}{5} - \frac{2}{{11}}:\frac{4}{7} = \]... \(\frac{3}{5} - \frac{2}{{11}}:\frac{4}{7} = \)... \(\frac{5}{{12}} \times \frac{3}{8} + \frac{1}{9} = \)... \[\frac{8}{{15}}:\frac{2}{5} - \frac{3}{{10}} = \]... \(\frac{1}{4} + \frac{7}{{10}} \times \frac{2}{9} = \)... \(\frac{6}{7} - \frac{3}{8} \times \frac{5}{9} = \)... \[\frac{2}{3} \times \frac{4}{{11}} + \frac{5}{{12}} = \]... \(\frac{9}{{10}}:\frac{3}{5} - \frac{1}{8} = \)... \[\frac{1}{6} + \frac{5}{7} \times \frac{3}{{10}} = \]... \(\frac{3}{8} \times \frac{5}{9} + \frac{7}{{12}} = \)... \(\frac{{11}}{{15}}:\frac{4}{5} - \frac{2}{9} = \)... \(\frac{1}{7} + \frac{3}{{10}} \times \frac{4}{9} = \)... \(\frac{2}{5} \times \frac{7}{8} + \frac{3}{{11}} = \)... \(\frac{8}{5}:\frac{5}{6} - \frac{1}{7} = \)... \(\frac{4}{5}:\frac{2}{3} - \frac{7}{{10}} = \)... \(\frac{2}{9} \times \frac{3}{7} + \frac{5}{8} = \)... \(\frac{7}{{12}} - \frac{3}{8} \times \frac{5}{9} = \)... \(\frac{5}{7} - \frac{1}{4}:\frac{3}{5} = \)... \(\frac{3}{5} \times \frac{2}{3} + \frac{1}{4} = \)... \(\frac{2}{3}:\frac{1}{5} - \frac{3}{7} = \)... \(\frac{5}{{13}} \times \frac{2}{7} + \frac{3}{8} = \)... \[\frac{1}{5} \times \frac{3}{7} + \frac{2}{9} = \]... \(\frac{4}{7} - \frac{1}{3}:\frac{5}{8} = \)...

Xem chi tiết 35 lượt xem 2 tuần trước

\((\frac{3}{{17}} + \frac{2}{5}) \times \frac{1}{4} = \)... \((\frac{5}{{19}} - \frac{1}{7}):\frac{2}{3} = \)... \(\frac{2}{{23}} \times \frac{3}{8} + \frac{1}{5} = \)... \(\frac{4}{{25}}:\frac{2}{9} - \frac{1}{6} = \)... \((\frac{7}{{29}} + \frac{3}{{10}}) \times \frac{2}{7} = \)... \((\frac{5}{{21}} - \frac{2}{{13}}):\frac{3}{4} = \)... \(\frac{3}{{16}} \times \frac{4}{{15}} + \frac{2}{9} = \) ...   \(\frac{2}{3} \times (\frac{1}{4} + \frac{3}{8}) = \)... \(\frac{3}{6}:(\frac{2}{3} - \frac{1}{4}) = \)... \(\frac{1}{8} \times (\frac{3}{4} - \frac{2}{6}) = \)... \(\frac{4}{6}:(\frac{1}{3} + \frac{2}{8}) = \)... \(\frac{3}{4} \times (\frac{2}{9} + \frac{1}{6}) = \)... \(\frac{2}{8}:(\frac{3}{6} - \frac{1}{9}) = \)... \(\frac{1}{3} \times (\frac{4}{8} + \frac{2}{4}) = \)... \(\frac{5}{6}:(\frac{2}{4} - \frac{1}{8}) = \)... \(\frac{2}{5} \times \frac{3}{{10}}:\frac{1}{2} = \)... \(\frac{4}{{12}}:\frac{2}{7} \times \frac{3}{5} = \)... \(3 \times \frac{5}{2}:7 = \)... \(\frac{1}{2} + \frac{1}{3} \times \frac{2}{5} = \)... \(\frac{3}{4} - \frac{1}{2}:\frac{2}{3} = \)... \(\frac{2}{3} \times \frac{3}{5} + \frac{1}{4} = \)... \(\frac{5}{6}:\frac{2}{3} - \frac{1}{3} = \)... \[\frac{1}{4} + \frac{2}{5}:\frac{3}{7} = \]... \(\frac{3}{8} - \frac{1}{4} \times \frac{2}{3} = \)... \(\frac{4}{5} \times \frac{2}{7} + \frac{1}{3} = \)... \(\frac{2}{3}:\frac{1}{2} - \frac{3}{4} = \)... \(\frac{1}{6} + \frac{3}{4} \times \frac{2}{5} = \)... \(\frac{1}{3} \times \frac{4}{5} + \frac{2}{7} = \)... \(\frac{3}{5}:\frac{1}{3} - \frac{1}{2} = \)... \(\frac{2}{5} + \frac{1}{4} \times \frac{3}{8} = \)... \[\frac{1}{2} \times \frac{3}{4} + \frac{1}{5} = \]... \(\frac{5}{8}:\frac{1}{2} - \frac{2}{3} = \)... \(\frac{3}{7} + \frac{2}{3} \times \frac{1}{4} = \)... \(\frac{2}{3} \times \frac{1}{5} + \frac{3}{4} = \)... \(\frac{5}{6}:\frac{3}{4} - \frac{1}{4} = \)... \(\frac{1}{4} + \frac{2}{7} \times \frac{3}{5} = \)... \(\frac{2}{5} \times \frac{4}{7} + \frac{1}{3} = \)... \(\frac{4}{9}:\frac{2}{3} - \frac{1}{6} = \)... \(\frac{1}{5} + \frac{3}{8} \times \frac{2}{7} = \)... \(\frac{5}{7} - \frac{1}{4}:\frac{3}{5} = \)... \(\frac{3}{5} \times \frac{2}{3} + \frac{1}{4} = \)... \(\frac{2}{3}:\frac{1}{5} - \frac{3}{7} = \)...

Xem chi tiết 41 lượt xem 2 tuần trước

\(\frac{8}{{17}} - \frac{2}{8} = \)... \(\frac{5}{{19}} - \frac{1}{4} = \)... \(\frac{{10}}{{23}} - \frac{1}{5} = \)... \[\frac{6}{{25}} - \frac{1}{7} = \]... \(\frac{8}{{29}} - \frac{3}{8} = \)... \(\frac{7}{{16}} - \frac{2}{9} = \)... \(\frac{5}{{21}} - \frac{1}{6} = \)... \(\frac{9}{{26}} - \frac{3}{{10}} = \)... \(\frac{4}{{15}} - \frac{1}{{22}} = \)... \(\frac{6}{{27}} - \frac{2}{{12}} = \)... \(\frac{8}{{31}} - \frac{3}{7} = \)... \(\frac{7}{{20}} - \frac{2}{{17}} = \)... \(\frac{5}{{18}} - \frac{1}{{11}} = \)... \(\frac{9}{{28}} - \frac{4}{{15}} = \)... \[\frac{6}{{19}} - \frac{2}{{13}} = \]... \(\frac{8}{{25}} - \frac{3}{{16}} = \)... \[\frac{7}{{22}} - \frac{2}{9} = \]... \[\frac{5}{{24}} - \frac{1}{{10}} = \]... \(\frac{9}{{29}} - \frac{4}{{17}} = \)... \(\frac{6}{{23}} - \frac{2}{{14}} = \)... \(\frac{8}{{27}} - \frac{3}{{11}} = \)... \(\frac{7}{{26}} - \frac{2}{{15}} = \)... \(\frac{5}{{17}} - \frac{1}{8} = \)... \(\frac{9}{{31}} - \frac{4}{{18}} = \)... \(\frac{6}{{20}} - \frac{2}{{19}} = \)... \(\frac{8}{{29}} - \frac{3}{{14}} = \)... \(\frac{7}{{24}} - \frac{2}{{13}} = \)... \(\frac{5}{{22}} - \frac{1}{9} = \)... \(\frac{9}{{25}} - \frac{4}{{21}} = \)... \(\frac{6}{{16}} - \frac{2}{7} = \)... \(\frac{8}{{23}} - \frac{3}{{17}} = \)... \(\frac{7}{{19}} - \frac{2}{{10}} = \)... \(\frac{5}{{28}} - \frac{1}{{12}} = \)... \(\frac{9}{{27}} - \frac{4}{{14}} = \)... \(\frac{6}{{29}} - \frac{2}{{15}} = \)... \(\frac{8}{{21}} - \frac{3}{{16}} = \)... \(\frac{7}{{30}} - \frac{2}{{11}} = \)... \[\frac{5}{{26}} - \frac{1}{{13}} = \]... \(\frac{9}{{22}} - \frac{4}{{19}} = \)... \(\frac{6}{{17}} - \frac{2}{9} = \)...

Xem chi tiết 25 lượt xem 2 tuần trước

\(\frac{5}{{12}} - \frac{2}{{11}} = \)... \(\frac{7}{{11}} - \frac{1}{5} = \)... \(\frac{6}{7} - \frac{3}{{13}} = \)... \[\frac{4}{5} - \frac{1}{8} = \]... \(\frac{6}{{13}} - \frac{1}{9} = \)... \(\frac{5}{8} - \frac{2}{9} = \)... \(\frac{7}{9} - \frac{1}{6} = \)... \(\frac{4}{7} - \frac{2}{{14}} = \)... \(\frac{5}{{11}} - \frac{3}{8} = \)... \(\frac{6}{{11}} - \frac{3}{{14}} = \)... \(\frac{7}{{12}} - \frac{3}{{14}} = \)... \(\frac{4}{5} - \frac{2}{{13}} = \)... \(\frac{6}{7} - \frac{1}{9} = \)... \(\frac{5}{7} - \frac{3}{8} = \)... \[\frac{4}{9} - \frac{1}{{10}} = \]... \(\frac{7}{{10}} - \frac{2}{7} = \)... \(\frac{5}{9} - \frac{2}{7} = \)... \[\frac{6}{{13}} - \frac{2}{5} = \]... \(\frac{4}{{11}} - \frac{1}{6} = \)... \(\frac{7}{{10}} - \frac{3}{{11}} = \)... \(\frac{5}{6} - \frac{3}{{14}} = \)... \(\frac{7}{{12}} - \frac{2}{{11}} = \)... \(\frac{5}{9} - \frac{1}{8} = \)... \(\frac{6}{7} - \frac{1}{{10}} = \)... \(\frac{5}{{11}} - \frac{1}{8} = \)... \(\frac{7}{{10}} - \frac{2}{9} = \)... \(\frac{5}{{12}} - \frac{2}{{13}} = \)... \(\frac{4}{{11}} - \frac{1}{7} = \)... \(\frac{7}{9} - \frac{2}{5} = \)... \(\frac{5}{8} - \frac{3}{{11}} = \)... \(\frac{6}{{13}} - \frac{1}{5} = \)... \(\frac{7}{{11}} - \frac{3}{8} = \)... \(\frac{4}{5} - \frac{1}{6} = \)... \(\frac{7}{{12}} - \frac{3}{8} = \)... \(\frac{3}{4} - \frac{2}{{11}} = \)... \(\frac{5}{7} - \frac{1}{4} = \)... \(\frac{6}{{11}} - \frac{2}{{13}} = \)... \[\frac{4}{5} - \frac{3}{{13}} = \]... \(\frac{5}{7} - \frac{2}{{11}} = \)... \(\frac{7}{{10}} - \frac{1}{6} = \)...

Xem chi tiết 32 lượt xem 2 tuần trước

\(\frac{5}{6} - \frac{1}{4} = \)... \(\frac{4}{7} - \frac{1}{3} = \)... \(\frac{3}{5} - \frac{2}{9} = \)... \[\frac{7}{8} - \frac{3}{{10}} = \]... \(\frac{5}{{11}} - \frac{1}{6} = \)... \(\frac{4}{9} - \frac{2}{{13}} = \)... \(\frac{6}{7} - \frac{3}{{14}} = \)... \(\frac{5}{{12}} - \frac{1}{8} = \)... \(\frac{3}{4} - \frac{1}{{15}} = \)... \(\frac{7}{{10}} - \frac{2}{5} = \)... \(\frac{8}{9} - \frac{3}{7} = \)... \(\frac{5}{{13}} - \frac{1}{4} = \)... \(\frac{4}{5} - \frac{2}{{11}} = \)... \(\frac{7}{{12}} - \frac{3}{8} = \)... \[\frac{6}{{11}} - \frac{2}{7} = \]... \(\frac{3}{{10}} - \frac{1}{9} = \)... \(\frac{5}{6} - \frac{2}{{13}} = \)... \[\frac{4}{7} - \frac{1}{5} = \]... \(\frac{7}{9} - \frac{3}{{11}} = \)... \(\frac{5}{8} - \frac{2}{{15}} = \)... \(\frac{3}{4} - \frac{1}{7} = \)... \(\frac{6}{{13}} - \frac{2}{9} = \)... \(\frac{4}{5} - \frac{3}{{16}} = \)... \(\frac{7}{{10}} - \frac{1}{6} = \)... \(\frac{5}{9} - \frac{2}{7} = \)... \(\frac{3}{8} - \frac{1}{{12}} = \)... \(\frac{4}{{11}} - \frac{1}{9} = \)... \(\frac{6}{7} - \frac{3}{{10}} = \)... \(\frac{5}{{12}} - \frac{1}{5} = \)... \(\frac{7}{{13}} - \frac{2}{{11}} = \)... \(\frac{4}{9} - \frac{1}{{10}} = \)... \(\frac{5}{6} - \frac{3}{{14}} = \)... \(\frac{3}{5} - \frac{1}{{13}} = \)... \(\frac{7}{8} - \frac{2}{9} = \)... \(\frac{4}{7} - \frac{1}{{11}} = \)... \(\frac{2}{3} - \frac{7}{{12}} = \)... \(\frac{3}{4} - \frac{2}{{13}} = \)... \(\frac{6}{{11}} - \frac{1}{8} = \)... \(\frac{5}{7} - \frac{2}{{15}} = \)... \(\frac{4}{5} - \frac{1}{{12}} = \)...

Xem chi tiết 31 lượt xem 2 tuần trước

\(\frac{7}{9} - \frac{2}{5} = \)... \(\frac{5}{8} - \frac{1}{6} = \)... \(\frac{4}{7} - \frac{2}{{11}} = \)... \[\frac{6}{{13}} - \frac{1}{5} = \]... \(\frac{3}{4} - \frac{1}{{10}} = \)... \(\frac{8}{{11}} - \frac{3}{7} = \)... \(\frac{5}{6} - \frac{2}{9} = \)... \(\frac{4}{5} - \frac{3}{{14}} = \)... \(\frac{7}{{12}} - \frac{2}{{13}} = \)... \[\frac{6}{7} - \frac{1}{8} = \]... \(\frac{5}{9} - \frac{1}{4} = \)... \[\frac{4}{{11}} - \frac{2}{{15}} = \]... \(\frac{7}{{10}} - \frac{3}{8} = \)... \(\frac{6}{{13}} - \frac{1}{7} = \)... \[\frac{5}{6} - \frac{3}{{11}} = \]... \(\frac{4}{9} - \frac{1}{{12}} = \)... \(\frac{7}{8} - \frac{2}{5} = \)... \[\frac{5}{7} - \frac{3}{{10}} = \]... \(\frac{3}{4} - \frac{1}{9} = \)... \(\frac{6}{{11}} - \frac{2}{{13}} = \)... \(\frac{5}{{12}} - \frac{1}{8} = \)... \(\frac{4}{5} - \frac{2}{7} = \)... \(\frac{7}{9} - \frac{3}{{11}} = \)... \(\frac{6}{7} - \frac{2}{9} = \)... \(\frac{5}{{13}} - \frac{1}{6} = \)... \(\frac{4}{{11}} - \frac{1}{5} = \)... \(\frac{7}{{10}} - \frac{2}{{13}} = \)... \(\frac{5}{8} - \frac{3}{{14}} = \)... \(\frac{3}{4} - \frac{1}{{12}} = \)... \(\frac{6}{7} - \frac{2}{{11}} = \)... \(\frac{5}{9} - \frac{2}{{15}} = \)... \(\frac{4}{5} - \frac{1}{7} = \)... \(\frac{7}{{12}} - \frac{3}{{10}} = \)... \(\frac{6}{{13}} - \frac{2}{9} = \)... \(\frac{5}{8} - \frac{1}{{11}} = \)... \(\frac{4}{7} - \frac{1}{{10}} = \)...

Xem chi tiết 34 lượt xem 2 tuần trước

\(\frac{4}{7} + \frac{1}{{20}} = \)... \(\frac{2}{{11}} + \frac{5}{{18}} = \)... \(\frac{5}{{13}} + \frac{3}{8} = \)... \[\frac{1}{6} + \frac{4}{{19}} = \]... \(\frac{4}{9} + \frac{3}{{20}} = \)... \(\frac{2}{7} + \frac{5}{{12}} = \)... \[\frac{1}{4} + \frac{6}{{11}} = \]... \(\frac{3}{{13}} + \frac{4}{5} = \)... \(\frac{2}{{17}} + \frac{5}{9} = \)... \[\frac{1}{3} + \frac{5}{{16}} = \]... \(\frac{4}{{11}} + \frac{3}{7} = \)... \(\frac{2}{5} + \frac{4}{{21}} = \)... \(\frac{5}{7} + \frac{3}{{17}} = \)... \(\frac{1}{8} + \frac{6}{{19}} = \)... \(\frac{3}{5} + \frac{4}{{13}} = \)... \(\frac{2}{9} + \frac{5}{{11}} = \)... \(\frac{1}{{12}} + \frac{4}{7} = \)... \(\frac{3}{{10}} + \frac{5}{{14}} = \)... \(\frac{2}{3} + \frac{6}{{13}} = \)... \(\frac{1}{5} + \frac{7}{{16}} = \)... \(\frac{4}{9} + \frac{2}{{17}} = \)... \(\frac{3}{{11}} + \frac{5}{8} = \)... \(\frac{2}{{13}} + \frac{6}{7} = \)... \(\frac{1}{4} + \frac{5}{{17}} = \)... \(\frac{3}{7} + \frac{4}{{15}} = \)... \(\frac{5}{9} + \frac{2}{{11}} = \)... \(\frac{1}{3} + \frac{7}{{20}} = \)... \(\frac{4}{5} + \frac{3}{{19}} = \)... \[\frac{2}{7} + \frac{6}{{17}} = \]... \(\frac{1}{8} + \frac{4}{9} = \)... \(\frac{3}{{13}} + \frac{5}{7} = \)... \(\frac{2}{5} + \frac{7}{{18}} = \)... \(\frac{1}{{11}} + \frac{6}{{13}} = \)... \(\frac{3}{8} + \frac{2}{{15}} = \)... \[\frac{5}{6} + \frac{3}{{17}} = \]... \[\frac{2}{9} + \frac{4}{{11}} = \]... \(\frac{1}{5} + \frac{6}{{19}} = \)... \(\frac{3}{7} + \frac{5}{{13}} = \)... \(\frac{2}{3} + \frac{7}{{16}} = \)... \(\frac{1}{4} + \frac{5}{9} = \)...

Xem chi tiết 27 lượt xem 2 tuần trước

\(\frac{2}{{17}} + \frac{1}{3} = \) ... \[\frac{1}{{16}} + \frac{3}{5} = \]... \(\frac{5}{{14}} + \frac{2}{9} = \)... \[\frac{3}{{19}} + \frac{4}{7} = \]... \(\frac{1}{5} + \frac{6}{{11}} = \)... \(\frac{4}{{15}} + \frac{1}{8} = \)... \(\frac{2}{3} + \frac{5}{{16}} = \)... \(\frac{3}{7} + \frac{2}{{13}} = \)... \(\frac{1}{9} + \frac{4}{{17}} = \)... \(\frac{5}{{12}} + \frac{3}{{10}} = \)... \(\frac{2}{{11}} + \frac{5}{6} = \)... \(\frac{1}{4} + \frac{7}{{15}} = \)... \(\frac{3}{8} + \frac{4}{{19}} = \)... \(\frac{6}{7} + \frac{1}{{12}} = \)... \[\frac{2}{5} + \frac{3}{{14}} = \]... \(\frac{1}{{13}} + \frac{5}{9} = \)... \(\frac{4}{{11}} + \frac{2}{{15}} = \)... \[\frac{3}{5} + \frac{1}{{16}} = \]... \(\frac{2}{7} + \frac{4}{{13}} = \)... \(\frac{1}{3} + \frac{6}{{17}} = \)... \(\frac{5}{8} + \frac{3}{{11}} = \)... \(\frac{2}{9} + \frac{4}{5} = \)... \(\frac{1}{7} + \frac{5}{{12}} = \) \(\frac{3}{{10}} + \frac{2}{{13}} = \)... \(\frac{4}{9} + \frac{1}{{14}} = \)... \(\frac{2}{3} + \frac{5}{7} = \)... \(\frac{1}{5} + \frac{3}{8} = \)... \(\frac{4}{{13}} + \frac{2}{{11}} = \)... \(\frac{3}{7} + \frac{1}{9} = \)... \(\frac{5}{{16}} + \frac{2}{5} = \)... \(\frac{1}{{11}} + \frac{4}{{15}} = \)... \(\frac{2}{{17}} + \frac{3}{4} = \)... \(\frac{5}{9} + \frac{1}{{10}} = \)... \(\frac{3}{{18}} + \frac{2}{6} = \)... \(\frac{1}{3} + \frac{4}{{11}} = \)... \(\frac{2}{5} + \frac{5}{{13}} = \)... \[\frac{3}{8} + \frac{1}{{12}} = \]... \(\frac{4}{7} + \frac{2}{9} = \)... \(\frac{1}{{15}} + \frac{3}{7} = \)... \(\frac{5}{{11}} + \frac{2}{3} = \)...

Xem chi tiết 29 lượt xem 2 tuần trước

\(\frac{1}{3} + \frac{2}{7} = \)... \(\frac{3}{5} + \frac{1}{{11}} = \)... \(\frac{2}{9} + \frac{1}{4} = \)... \[\frac{4}{7} + \frac{3}{8} = \]... \(\frac{1}{{10}} + \frac{2}{3} = \)... \(\frac{5}{6} + \frac{1}{{13}} = \)... \(\frac{2}{5} + \frac{3}{{17}} = \)... \(\frac{1}{{12}} + \frac{4}{5} = \)... \(\frac{3}{{11}} + \frac{2}{9} = \)... \(\frac{1}{4} + \frac{5}{7} = \) \(\frac{2}{{13}} + \frac{1}{6} = \) \(\frac{4}{9} + \frac{1}{5} = \) \(\frac{3}{{10}} + \frac{2}{{11}} = \)... \(\frac{1}{7} + \frac{3}{4} = \)... \[\frac{5}{8} + \frac{2}{3} = \]... \(\frac{1}{9} + \frac{4}{{11}} = \)... \(\frac{2}{5} + \frac{1}{{12}} = \)... \[\frac{3}{7} + \frac{1}{{10}} = \]... \(\frac{4}{{13}} + \frac{2}{5} = \)... \(\frac{1}{6} + \frac{3}{8} = \)... \(\frac{2}{3} + \frac{1}{{14}} = \)... \(\frac{5}{9} + \frac{2}{7} = \)... \(\frac{1}{5} + \frac{3}{{13}} = \)... \(\frac{4}{{11}} + \frac{1}{3} = \)... \(\frac{2}{7} + \frac{3}{5} = \)... \(\frac{1}{8} + \frac{2}{9} = \)... \(\frac{3}{4} + \frac{1}{{13}} = \)... \(\frac{5}{{12}} + \frac{2}{5} = \)... \(\frac{1}{{11}} + \frac{3}{7} = \)... \(\frac{2}{3} + \frac{4}{9} = \)... \(\frac{1}{5} + \frac{2}{{19}} = \)... \(\frac{3}{8} + \frac{1}{7} = \)... \(\frac{4}{5} + \frac{1}{9} = \)... \(\frac{2}{{11}} + \frac{3}{{10}} = \)... \(\frac{1}{4} + \frac{2}{{13}} = \)... \(\frac{5}{7} + \frac{3}{{11}} = \)... \[\frac{2}{9} + \frac{1}{8} = \]... \(\frac{3}{5} + \frac{1}{7} = \)... \(\frac{4}{{13}} + \frac{1}{3} = \)... \(\frac{1}{6} + \frac{2}{5} = \)...

Xem chi tiết 33 lượt xem 2 tuần trước

\(\frac{1}{2} + \frac{1}{3} = \)... \(\frac{2}{5} + \frac{3}{4} = \)... \(\frac{1}{6} + \frac{2}{9} = \).... \[\frac{3}{8} + \frac{1}{4} = \]... \(\frac{5}{{12}} + \frac{7}{{18}} = \)... \(\frac{2}{3} + \frac{4}{5} = \)... \(\frac{1}{{10}} + \frac{3}{{25}} = \)... \(\frac{4}{7} + \frac{5}{{14}} = \)... \(\frac{3}{{16}} + \frac{5}{{24}} = \)... \(\frac{7}{{15}} + \frac{2}{9} = \)... \(\frac{1}{5} + \frac{3}{7} = \)... \(\frac{2}{3} + \frac{1}{8} = \)... \(\frac{4}{9} + \frac{1}{{12}} = \)... \(\frac{3}{{10}} + \frac{2}{7} = \)... \(\frac{5}{6} + \frac{1}{4} = \)... \(\frac{1}{7} + \frac{2}{{11}} = \)... \(\frac{3}{4} + \frac{5}{9} = \)... \[\frac{2}{5} + \frac{4}{{13}} = \]... \(\frac{1}{3} + \frac{5}{8} = \)... \(\frac{7}{{10}} + \frac{1}{5} = \)... \(\frac{2}{7} + \frac{3}{{14}} = \)... \(\frac{4}{{11}} + \frac{2}{9} = \) \(\frac{3}{5} + \frac{1}{{15}} = \)... \(\frac{5}{{12}} + \frac{1}{{10}} = \)... \(\frac{2}{{13}} + \frac{3}{5} = \)... \(\frac{1}{9} + \frac{4}{{15}} = \)... \(\frac{6}{7} + \frac{2}{{21}} = \)... \(\frac{3}{8} + \frac{1}{{16}} = \)... \(\frac{4}{5} + \frac{3}{{20}} = \)... \(\frac{1}{6} + \frac{4}{7} = \)... \(\frac{5}{{11}} + \frac{2}{{33}} = \)... \(\frac{3}{{13}} + \frac{1}{{26}} = \)... \(\frac{2}{9} + \frac{5}{{12}} = \)... \(\frac{1}{{14}} + \frac{3}{7} = \)... \(\frac{4}{{15}} + \frac{1}{{25}} = \)... \(\frac{2}{3} + \frac{7}{{12}} = \)...

Xem chi tiết 28 lượt xem 2 tuần trước