I can't not speak English.Please, speak Vietnames
\(0,\left(6\right)=0+\frac{6}{9}=\frac{6}{9}=\frac{2}{3}\)
\(\Rightarrow0,\left(6\right):2.3=\frac{2}{3}:2.3=\frac{1}{3}.3=1\)
Còn chỗ \(\Rightarrow0,\left(9\right)=0+\frac{9}{9}=0+1=1\) (ở đâu ra số 0,(9) vậy)