A small bag of plums weighs 20 grams, and how many bags weigh 1 kg.
一小袋话梅重20克，多少袋袋重1千克．
<gadget id="calculator">1_000 / 20</gadget>
<output>50</output>

<gadget id="calculator">1 * 50</gadget>
<output>50</output>

<result>50</result>