[tex] \boxed{\boxed{\boxed{Tema}}}
\alpha.\underline{Rezolvare}
\underline{Metoda~I}
2,(8) = \dfrac{28 - 2}{9} = \dfrac{26}{9}
1,8 = \dfrac{1,8}{1}
!!!~Aducem~la~acelasi~numitor~!!!
\dfrac{26}{9} - \dfrac{1,8}{1} ^{9)}} = \dfrac{26}{9} - \dfrac{16,2}{9} = \dfrac{26,0}{9} - \dfrac{16,2}{9} = \dfrac{9,8}{9} = \boxed{\boxed{1,0(8)}}
\underline{Metoda~II}
2,8888 - 1,8000 = 1,0888 = \boxed{\boxed{1,0(8)}}
[/tex]