A barrel of oil weighs 36 kilograms, if (1/6) is used, how many kilograms are used.
一桶油重36千克，用去了(1/6)，用去多少千克．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">36 * (1/6)</gadget>
<output>6</output>

<result>6</result>