How many meters is 1/5 of 1 kilometer?
1千米的(1/5)是多少米．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 * 1_000 * (1/5)</gadget>
<output>200</output>

<result>200</result>