(1/(())) of 7.8 is 0.078, and (1/10) of 7.8 is 4.031.
7.8的(1/(()))是0.078，多少的(1/10)是4.031．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">4.031 / (1/10)</gadget>
<output>40.31</output>

<result>40.31</result>