Each bag of salt is 250 grams, how many bags weigh 2 kg.
毎袋盐250克，多少袋重2千克．
<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 / 250</gadget>
<output>8</output>

<result>8</result>