If A is more than B (5/8), B is much less than A.
甲比乙多(5/8)，乙就比甲少多少．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 + (5/8)</gadget>
<output>13/8 = around 1.625</output>

<gadget id="calculator">(5/8) / (13/8)</gadget>
<output>5/13 = around 0.384615</output>

<result>5/13 = around 0.384615</result>