(1/4)/6x=(2/7).
(1/4)/6x=(2/7)．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">12 / 7</gadget>
<output>12/7 = around 1.714286</output>

<gadget id="calculator">(1/4) / (12/7)</gadget>
<output>7/48 = around 0.145833</output>

<result>7/48 = around 0.145833</result>