(7/200) tons = how many kilograms.
(7/200)吨=多少千克．
<gadget id="calculator">7 / 200</gadget>
<output>7/200 = around 0.035</output>

<gadget id="calculator">(7/200) * 1_000</gadget>
<output>35</output>

<result>35</result>