Răspuns :
[tex]\it \dfrac{9}{5}-\dfrac{\ 2^{(2}}{10}-\dfrac{2}{15}=\dfrac{9}{5}-\dfrac{1}{5}-\dfrac{2}{15}=\dfrac{^{3)}8}{\ 5}-\dfrac{2}{15} =\dfrac{24-2}{15}=\dfrac{22}{15}=1\dfrac{7}{15}[/tex]
[tex]\it \dfrac{9}{5}-\dfrac{\ 2^{(2}}{10}-\dfrac{2}{15}=\dfrac{9}{5}-\dfrac{1}{5}-\dfrac{2}{15}=\dfrac{^{3)}8}{\ 5}-\dfrac{2}{15} =\dfrac{24-2}{15}=\dfrac{22}{15}=1\dfrac{7}{15}[/tex]