The number A is equal to (5/8) of the number B, and how much more the number B is than the number A.
甲数相当于乙数的(5/8)，乙数比甲数多多少．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/8) / (5/8)</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>