[tex][2^2-\sqrt{2\frac{1}{4} } *(-1 \frac{1}{3} )^2 ] :(- \frac{1}{3})^2 = [4-\sqrt{ \frac{9}{4} } *(- \frac{4}{3} )^2 ] : \frac{1}{9} = [4- \frac{\not{3}^1}{\not{2}^1} * \frac{\not{16}^8}{\not{9}^3} ]*9=\\\\=(\frac{12}{3}-\frac{8}{3})*9=\frac{4}{\not{3}^1}*\not{9}^3=12 \\\\3\%=\frac{3}{100}=0,03 \\\\12*0,03=0,36[/tex]