A cow weighs 500 kg, how many cows weigh 2 tons.
1头牛重500千克，多少头牛重2吨．
<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 / 500</gadget>
<output>4</output>

<result>4</result>