Calculate \frac{(1/143)+(1/77)+(1/91)}{0.{_{0}**(.)}{_{7}**(.)}+0. {_{1}**(.)}+0.{_{1}**(.)}{_{3}**(.)}}=.
计算\frac{(1/143)+(1/77)+(1/91)}{0.{_{0}**(．)}{_{7}**(．)}+0.{_{1}**(．)}+0.{_{1}**(．)}{_{3}**(．)}}=．
<gadget id="calculator">1 / 143</gadget>
<output>1/143 = around 0.006993</output>

<gadget id="calculator">1 / 77</gadget>
<output>1/77 = around 0.012987</output>

<gadget id="calculator">1 / 91</gadget>
<output>1/91 = around 0.010989</output>

<gadget id="calculator">(1/143) + (1/77) + (1/91)</gadget>
<output>31/1_001 = around 0.030969</output>

<gadget id="calculator">7 / 99</gadget>
<output>7/99 = around 0.070707</output>

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">13 / 99</gadget>
<output>13/99 = around 0.131313</output>

<gadget id="calculator">(7/99) + (1/9) + (13/99)</gadget>
<output>31/99 = around 0.313131</output>

<gadget id="calculator">(31/1_001) / (31/99)</gadget>
<output>9/91 = around 0.098901</output>

<result>9/91 = around 0.098901</result>