The weight of two second-grade students is about 50 kilograms, and how many people of this weight add up to about 1 ton.
两个二年级学生的体重约50千克，多少个这样重的人合起来约1吨．
<gadget id="calculator">1_000 / 50</gadget>
<output>20</output>

<gadget id="calculator">1 * 20 * 2</gadget>
<output>40</output>

<result>40</result>