Aplicația este accesibilă de pe ecrane late

\frac{17}{9}-\frac{4}{9}-\frac{2}{9}=
A: \frac{10}{9}
B: \frac{13}{9}
C: \frac{15}{9}
D: \frac{11}{9}
\frac{13}{17}-\frac{5}{17}-\frac{3}{17}=
A: \frac{5}{17}
B: \frac{4}{17}
C: \frac{6}{17}
D: \frac{7}{17}
\frac{21}{25}-\frac{5}{25}-\frac{6}{25}=
A: \frac{2}{5}
B: \frac{3}{5}
C: \frac{12}{25}
D: \frac{11}{25}
\frac{13}{14}-\frac{5}{14}-\frac{6}{14}=
A: \frac{3}{14}
B: \frac{1}{14}
C: \frac{1}{7}
D: \frac{2}{7}
\frac{10}{11}-\frac{5}{11}-\frac{5}{11}=
A: \frac{2}{11}
B: \frac{1}{11}
C: 0
D: \frac{3}{11}
\frac{18}{31}-\frac{11}{31}-\frac{5}{31}=
A: \frac{3}{31}
B: \frac{2}{31}
C: \frac{5}{31}
D: \frac{1}{31}
\frac{16}{5}-\frac{8}{5}-\frac{7}{5}=
A: \frac{3}{5}
B: 0
C: \frac{1}{5}
D: \frac{2}{5}