Xiao Li bought 3 boxes of mooncakes, paid 100 yuan, and got back 4 yuan. How much is each box of mooncakes on average?
小李买了3箱月饼，付出100元，找回4元，平均每箱月饼多少元？
<gadget id="calculator">100 - 4</gadget>
<output>96</output>

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

<result>32</result>