§ Задание 2
\[\boxed{\mathbf{2.}}\]
\[20 - 9 = 11\]
\[30 - 2 = 28\]
\[40 - 3 = 37\]
\[50 - 4 = 46\]
\[60 - 5 = 55\]
\[70 - 6 = 64\]
\[80 - 7 = 73\]
\[90 - 8 = 82\]
\[\boxed{\mathbf{2.}}\]
\[20 - 9 = 11\]
\[30 - 2 = 28\]
\[40 - 3 = 37\]
\[50 - 4 = 46\]
\[60 - 5 = 55\]
\[70 - 6 = 64\]
\[80 - 7 = 73\]
\[90 - 8 = 82\]