The former term of a ratio is (1/2), what is the latter term, the ratio is 1.
一个比的前项是(1/2)，后项是多少，比值是1．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) / 1</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>