1 brick weighs 1 kg, how many bricks weigh 1 ton.
1块砖重1千克，多少块重1吨．
<gadget id="calculator">1_000 / 1</gadget>
<output>1_000</output>

<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>

<result>1_000</result>