The students go rowing, 132 people go to the fourth grade, 114 people go to the third grade, each boat can accommodate 6 people, if every boat is full, how many more boats will the fourth grade rent than the third grade?
同学们去划船，四年级去了132人，三年级去了114人，每只船上可以坐6人，如果每只船上都坐满，四年级要比三年级多租几只船？
<gadget id="calculator">132 / 6</gadget>
<output>22</output>

<gadget id="calculator">114 / 6</gadget>
<output>19</output>

<gadget id="calculator">22 - 19</gadget>
<output>3</output>

<result>3</result>