2 tons 20 kilograms = how many tons.
2吨20千克=多少吨．
<gadget id="calculator">20 / 1_000</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">(1/50) + 2</gadget>
<output>101/50 = around 2.02</output>

<result>101/50 = around 2.02</result>