Răspuns:
Explicație pas cu pas:
1,(3) - 0,(6) = (13-1)/9 - 6/9 = (12-6)/9 =(6/9)⁽³ = 2/3
[tex]\displaystyle\bf\\1,\!(3)-0,\!(6)=?\\\\1,\!(3)=\frac{13-1}{9}=\frac{12}{9}\\\\0,\!(6)=\frac{6}{9}\\\\1,\!(3)-0,\!(6)=\frac{12}{9}-\frac{6}{9}=\frac{12-6}{9}=\boxed{\bf \frac{6}{9}}=\boxed{\bf0,\!(6)}[/tex]
