56 students go rowing in the park. Each large boat can seat 8 people, and each small boat can seat 4 people. After calculation, the 8 boats are exactly full. How many large boats do you need to rent?
56名学生去公园划船，大船每条可坐8人，小船每条可坐4人，经计算，乘坐8条船正好坐满，大船要租多少条．
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">56 - 32</gadget>
<output>24</output>

<gadget id="calculator">8 - 4</gadget>
<output>4</output>

<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<result>6</result>