Calculate 1/(1/2)/(2/3)/(3/4)/(4/5)/(5/6)/(6/7)/(7/8)/(8/9) /(9/10).
计算1/(1/2)/(2/3)/(3/4)/(4/5)/(5/6)/(6/7)/(7/8)/(8/9)/(9/10)．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

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

<result>10</result>