\[\boxed{\text{Страница}\text{\ 67.}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\boxed{214.}\]
\[120 + 4 = 124\]
\[120 - 4 = 116\]
\[30 + 30 = 60\]
\[30 - 30 = 0\]
\[(130 + 0) + 270 = 400\]
\[0 + (9999 + 1) = 10\ 000\]
\[0\ :60 = 0\]
\[60 \cdot 0 = 0\]
\[120 \cdot 4 = 480\]
\[120\ :4 = 30\]
\[30 \cdot 30 = 900\]
\[30\ :30 = 1\]
\[\boxed{215.}\]
\[Два\ других\ примера\ решены\]
\[верно.\ \]
\[\boxed{216.}\]
\(4235 + 2765 = 7000\)
\[1188 - 108 = 1080\]
\[\boxed{217.}\]
\[1)\ \]
\[Ответ:на\ 7330\ число\ 52\ 670\ \]
\[меньше\ числа\ 60\ 000.\]
\[2)\ 500\ :250 = 2\]
\[Ответ:в\ 2\ раза\ число\ 500\ \]
\[больше\ числа\ 250.\]