(1-(3/(2*4)))*(1-(3/(3*5))*(1-(3/(4*6)))*(1-(3/(5 *7)))*(1-(3/(6*8)))*(1-(3/(7*9)))*(1-(3/(8*10)))*(1 -(3/(9*11)))
(1-(3/(2*4)))*(1-(3/(3*5)))*(1-(3/(4*6)))*(1-(3/(5*7)))*(1-(3/(6*8)))*(1-(3/(7*9)))*(1-(3/(8*10)))*(1-(3/(9*11)))
<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 * 5</gadget>
<output>15</output>

<gadget id="calculator">3 / 15</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">3 / 24</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 - (1/8)</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">5 * 7</gadget>
<output>35</output>

<gadget id="calculator">3 / 35</gadget>
<output>3/35 = around 0.085714</output>

<gadget id="calculator">1 - (3/35)</gadget>
<output>32/35 = around 0.914286</output>

<gadget id="calculator">6 * 8</gadget>
<output>48</output>

<gadget id="calculator">3 / 48</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">1 - (1/16)</gadget>
<output>15/16 = around 0.9375</output>

<gadget id="calculator">7 * 9</gadget>
<output>63</output>

<gadget id="calculator">3 / 63</gadget>
<output>1/21 = around 0.047619</output>

<gadget id="calculator">1 - (1/21)</gadget>
<output>20/21 = around 0.952381</output>

<gadget id="calculator">8 * 10</gadget>
<output>80</output>

<gadget id="calculator">3 / 80</gadget>
<output>3/80 = around 0.0375</output>

<gadget id="calculator">1 - (3/80)</gadget>
<output>77/80 = around 0.9625</output>

<gadget id="calculator">9 * 11</gadget>
<output>99</output>

<gadget id="calculator">3 / 99</gadget>
<output>1/33 = around 0.030303</output>

<gadget id="calculator">1 - (1/33)</gadget>
<output>32/33 = around 0.969697</output>

<gadget id="calculator">(5/8) * (4/5) * (7/8) * (32/35) * (15/16) * (20/21) * (77/80) * (32/33)</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>