(5/18)/(((5/7)-(1/3))*(7/16)).
(5/18)/(((5/7)-(1/3))*(7/16))．
<gadget id="calculator">5 / 18</gadget>
<output>5/18 = around 0.277778</output>

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(5/7) - (1/3)</gadget>
<output>8/21 = around 0.380952</output>

<gadget id="calculator">7 / 16</gadget>
<output>7/16 = around 0.4375</output>

<gadget id="calculator">(8/21) * (7/16)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(5/18) / (1/6)</gadget>
<output>5/3 = around 1.666667</output>

<result>5/3 = around 1.666667</result>