If a student weighs 25 kg, how many students weigh 1 ton.
如果一个学生重25千克，多少个同学的质量是1吨．
<gadget id="calculator">1_000 / 25</gadget>
<output>40</output>

<gadget id="calculator">1 * 40</gadget>
<output>40</output>

<result>40</result>