Teacher Li took 200 yuan to buy pens, bought 12 pens, and left 32 yuan. How much is each pen?
李老师拿200元买钢笔，买了12支，剩下32元，每支钢笔多少钱？
<gadget id="calculator">200 - 32</gadget>
<output>168</output>

<gadget id="calculator">168 / 12</gadget>
<output>14</output>

<result>14</result>