\[\boxed{\text{296.}\text{\ }еуроки - ответы\ на\ пятёрку}\]
\[\textbf{а)}\ 6\frac{2}{3} - \frac{1}{3} \cdot 1\frac{3}{4} + \frac{1}{4} - 6 =\]
\[= \left( 6\frac{2}{3} - 6 \right) - \frac{1}{3} \cdot \frac{7}{4} + \frac{1}{4} =\]
\[= \frac{2^{\backslash 4}}{3} + \frac{1^{\backslash 3}}{4} - \frac{7}{12} =\]
\[= \frac{8 + 3 - 7}{12} = \frac{11 - 7}{12} = \frac{4}{12} =\]
\[= \frac{1}{3} > 0 - верно.\]
\[\textbf{б)}\ \left( 5\frac{1^{\backslash 2}}{6} - 5\frac{1}{12} \right) \cdot 12 - 6\frac{1}{3}\ :3 =\]
\[= \left( 5\frac{2}{12} - 5\frac{1}{12} \right) \cdot 12 - \frac{19}{3} \cdot \frac{1}{3} =\]
\[= \frac{1}{12} \cdot 12 - \frac{19}{9} = 1 - \frac{19}{9} =\]
\[= 1 - 2\frac{1}{9} =\]
\[= - 1\frac{1}{9} < 0 - неверно.\]
\[\textbf{в)}\ 7 + 2424\ :(11,8 + 0,2) + 2,3 =\]
\[= 7 + 2424\ :12 + 2,3 =\]
\[= 9,3 + 202 =\]
\[= 211,3 > 200 - неверно.\]
\[\textbf{г)}\ (3,08 - 2,16)\ :8 - 0,17 \cdot 3 =\]
\[= 0,92\ :8 - 0,51 =\]
\[= 0,115 - 0,51 =\]
\[= - 0,395 < 0 - верно.\]
\[\boxed{\text{296\ (296).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\textbf{а)}\ 6\frac{2}{3} - \frac{1}{3} \cdot 1\frac{3}{4} + \frac{1}{4} - 6 =\]
\[= \left( 6\frac{2}{3} - 6 \right) - \frac{1}{3} \cdot \frac{7}{4} + \frac{1}{4} =\]
\[= \frac{2^{\backslash 4}}{3} + \frac{1^{\backslash 3}}{4} - \frac{7}{12} =\]
\[= \frac{8 + 3 - 7}{12} = \frac{11 - 7}{12} = \frac{4}{12} =\]
\[= \frac{1}{3} > 0 - верно.\]
\[\textbf{б)}\ \left( 5\frac{1^{\backslash 2}}{6} - 5\frac{1}{12} \right) \cdot 12 - 6\frac{1}{3}\ :3 =\]
\[= \left( 5\frac{2}{12} - 5\frac{1}{12} \right) \cdot 12 - \frac{19}{3} \cdot \frac{1}{3} =\]
\[= \frac{1}{12} \cdot 12 - \frac{19}{9} = 1 - \frac{19}{9} =\]
\[= 1 - 2\frac{1}{9} = - 1\frac{1}{9} < 0 - неверно.\]
\[\textbf{в)}\ 7 + 2424\ :(11,8 + 0,2) + 2,3 =\]
\[= 7 + 2424\ :12 + 2,3 =\]
\[= 9,3 + 202 =\]
\[= 211,3 > 200 - неверно.\]
\[\textbf{г)}\ (3,08 - 2,16)\ :8 - 0,17 \cdot 3 =\]
\[= 0,92\ :8 - 0,51 =\]
\[= 0,115 - 0,51 =\]
\[= - 0,395 < 0 - верно.\]