Xiao Ming's mother gave him a bag of candy, he took all (1/7) on the first day, the rest (1/6) on the second day, and the rest on the third day (1/5), and so on, the fourth day took the remaining (1/4), the fifth day took the remaining (1/3), and the sixth day took the remaining (1/2), there are still 9 candies left. Ask: How many candies did Xiao Ming take the next day?
小明的妈妈给了他一袋糖果，他第一天拿了全部的(1/7)，第二天拿了这时剩下的(1/6)，第三天拿了这时剩下的(1/5)，以此类推，第四天拿了这时剩下的(1/4)，第五天拿了这时剩下的(1/3)，第六天拿了这时余下的(1/2)，这时还剩9颗，问：第二天小明拿了多少颗糖？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

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

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 5</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">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">1 - (1/7)</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">9 / (1/2) / (2/3) / (3/4) / (4/5) / (5/6) / (6/7)</gadget>
<output>63</output>

<gadget id="calculator">63 * (6/7) * (1/6)</gadget>
<output>9</output>

<result>9</result>