82 divide x by 2 times, the quotient is 0.2, find x.
82除x的2倍，商是0.2，求x．
<gadget id="calculator">0.2 * 82</gadget>
<output>16.4</output>

<gadget id="calculator">16.4 / 2</gadget>
<output>8.2</output>

<result>8.2</result>