Class 61 students go rowing in the park. If each boat takes 10 people, there will be 2 more seats; if each boat takes 2 more people, one less boat can be rented. How many students go rowing in the park?
六一班同学到公园去划船，如果每只船乘10人，就多2个座位；如果每只船多坐2人，可少租一条船，一共有多少个学生去公园划船？
<gadget id="calculator">2 - 2</gadget>
<output>0</output>

<gadget id="calculator">10 + 0</gadget>
<output>10</output>

<gadget id="calculator">2 - 10</gadget>
<output>-8</output>

<gadget id="calculator">10 + (-8)</gadget>
<output>2</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">10 * 5</gadget>
<output>50</output>

<gadget id="calculator">50 - 2</gadget>
<output>48</output>

<result>48</result>