0.625/(20/21)/(7/12).
0.625/(20/21)/(7/12)．
<gadget id="calculator">20 / 21</gadget>
<output>20/21 = around 0.952381</output>

<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">0.625 / (20/21) / (7/12)</gadget>
<output>1.125</output>

<result>1.125</result>