Little Swallow takes 100 yuan to go to the store to buy things. It is known that the price of a teacup is 6 yuan, and the price of a thermos bottle is 28 yuan. How many teacups?
小燕子拿着100元钱去商店买东西，已知一个茶杯的价格是6元，一个暖水瓶的价格是28元，小燕子买了一个暖水瓶后把剩下的钱都用来买茶杯，能买多少个茶杯？
<gadget id="calculator">100 - 28</gadget>
<output>72</output>

<gadget id="calculator">72 / 6</gadget>
<output>12</output>

<result>12</result>