Each carton can hold 5 kg of fruit, how many cartons can be used to pack 2 tons of fruit.
每个纸箱可以装5千克水果，多少个纸箱才能把2吨的水果装完．
<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 / 5</gadget>
<output>400</output>

<result>400</result>