ГДЗ по математике 6 класс Ерина Виленкин рабочая тетрадь Часть 1, 2 Часть 2 | Страница 33

\[Стр.\ 33.\]

\[\boxed{\mathbf{2.}}\]

\[\textbf{а)}\ |6| = 6\]

\[| - 18| = 18\]

\[| - 35| = 35\]

\[\textbf{б)}\ | - 10| = 10\]

\[|43| = 43\]

\[|27| = 27\]

\[\textbf{в)}\ | - 3,7| = 3,7\]

\[\left| - \frac{1}{7} \right| = \frac{1}{7}\]

\[\left| - 2\frac{3}{4} \right| = 2\frac{3}{4}\]

\[\boxed{\mathbf{3.}}\]

\[\textbf{а)}\ 3 + ( - 7) = - 3 - 7 = - 10\]

\[- 15 + ( - 5) = - 15 - 5 = - 20\]

\[- 16 + ( - 16) = - 16 - 16 =\]

\[= - 32\]

\[\textbf{б)} - 2,7 + ( - 4,3) =\]

\[= - 2,7 - 4,3 = - 7\]

\[- 7,8 + ( - 1,5) = - 7,8 - 1,5 =\]

\[= - 9,3\]

\[- 40 + ( - 23,1) = - 40 - 23,1 =\]

\[= - 63,1\]

\[\textbf{в)} - 26 + ( - 5) = - 26 - 5 =\]

\[= - 31\]

\[- \frac{4}{5} + \left( - \frac{1}{5} \right) = - \frac{4}{5} - \frac{1}{5} = - \frac{5}{5} =\]

\[= - 1\]

\[- 2\frac{1}{8} + \left( - 1\frac{1}{6} \right) = - 2\frac{1}{8} - 1\frac{1}{6} =\]

\[= - 3\frac{7}{24}\]

\[\textbf{г)} - 2,75 + ( - 9,2) =\]

\[= - 2,75 - 9,2 = - 11,95\]

\[- \frac{1}{7} + \left( - \frac{2}{7} \right) = - \frac{1}{7} - \frac{2}{7} = - \frac{3}{7}\]

\[- 3\frac{1}{4} + ( - 10) = - 3\frac{1}{4} - 10 =\]

\[= - 13\frac{1}{4}\]

\[\boxed{\mathbf{4.}}\]

\[\textbf{б)} - 5 = - 1 + ( - 4) =\]

\[= ( - 2) + ( - 3) =\]

\[= \left( - \frac{1}{3} \right) + \left( - 4\frac{2}{3} \right)\]

\[\textbf{в)} - 7 = ( - 0,3) + ( - 6,7) =\]

\[= \left( - 5\frac{3}{7} \right) + \left( - 1\frac{4}{7} \right) =\]

\[= ( - 2) + ( - 5)\]

\[\textbf{г)} - 10 = ( - 7,34) + ( - 2,66) =\]

\[= ( - 4) + ( - 6) =\]

\[= \left( - 5\frac{5}{7} \right) + \left( - 4\frac{2}{7} \right)\]

\[\textbf{д)} - 24 = ( - 18) + ( - 6) =\]

\[= ( - 8,6) + ( - 15,4) =\]

\[= \left( - 2\frac{5}{8} \right) + \left( - 21\frac{3}{8} \right)\]