Teacher Wang bought 3 teacups for 100 yuan, and the salesperson found 4 yuan. How much is each teacup?
王老师用100元买3个茶杯，营业员找了4元，每个茶杯多少元？
<gadget id="calculator">100 - 4</gadget>
<output>96</output>

<gadget id="calculator">96 / 3</gadget>
<output>32</output>

<result>32</result>