Xiaohua bought 3 schoolbags with 100 yuan, and got 16 yuan back. How much is each schoolbag?
小华用100元钱买了3个书包，找回16元，每个书包多少钱？
<gadget id="calculator">100 - 16</gadget>
<output>84</output>

<gadget id="calculator">84 / 3</gadget>
<output>28</output>

<result>28</result>