What is (1/2) of (5/7), (5/7) is ((())/(())) of (1/2).
(5/7)的(1/2)是多少，(5/7)是(1/2)的((())/(()))．
<gadget id="calculator">5 / 14</gadget>
<output>5/14 = around 0.357143</output>

<result>5/14 = around 0.357143</result>