1:48 = how much time.
1时48分=多少时．
<gadget id="calculator">48 / 60</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(4/5) + 1</gadget>
<output>9/5 = around 1.8</output>

<result>9/5 = around 1.8</result>