Ask your classmates how much they weigh. Approximately how many students weigh 1 ton.
问一问你同学的体重是多少．大约多少个同学的体重加起来是1吨．
<gadget id="calculator">1_000 / 25</gadget>
<output>40</output>

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

<result>40</result>