6 tons is more than how many tons (1/3).
6吨比多少吨多(1/3)．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">6 / (4/3)</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>