Calculate (12/25)*(5/24)(4/7)/(7/4)(2/7)/(9/14).
计算(12/25)*(5/24)(4/7)/(7/4)(2/7)/(9/14)．
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">9 / 14</gadget>
<output>9/14 = around 0.642857</output>

<gadget id="calculator">(2/7) / (9/14)</gadget>
<output>4/9 = around 0.444444</output>

<result>4/9 = around 0.444444</result>