\[\boxed{\text{88.}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[69\ :10 = 6\ (ост.9).\]
\[78\ :10 = 7\ (ост.8).\]
\[238\ :10 = 23\ (ост.\ 8).\]
\[238\ :100 = 2\ (ост.\ 38).\]
\[691\ :100 = 6\ (ост.\ 91).\]
\[691\ :10 = 69\ (ост.\ 1).\]
\[7\ 825\ :100 = 78\ (ост.\ 25).\]
\[7\ 825\ :1000 = 7\ (ост.\ 825)\text{.\ }\]