Trắc nghiệm: Tính: \[\frac.\frac{1}{{{4^2}}}.3 + \left( {\frac{8} - \frac.\frac{5}} \right):\frac\],Tính \[\frac.\frac{1}{{{4^2}}}.3 + \left( {\frac{8} - \frac.\frac{5}} \right):\frac\]