After adding the numerator and denominator of (5/181), the fraction value is (1/23).
(5/181)的分子和分母同时加上多少后，分数值为(1/23)．
<gadget id="calculator">1 / 23</gadget>
<output>1/23 = around 0.043478</output>

<gadget id="calculator">(1/23) * 181</gadget>
<output>181/23 = around 7.869565</output>

<gadget id="calculator">(181/23) - 5</gadget>
<output>66/23 = around 2.869565</output>

<gadget id="calculator">1 - (1/23)</gadget>
<output>22/23 = around 0.956522</output>

<gadget id="calculator">(66/23) / (22/23)</gadget>
<output>3</output>

<result>3</result>