Calculation: ((2012+20122012+201220122012)/(201.+20132013+201320132013)).
计算：((2012+20122012+201220122012)/(201．+20132013+201320132013))．
<gadget id="calculator">1 + 10_001 + 100_010_001</gadget>
<output>100_020_003</output>

<gadget id="calculator">2_012 * 100_020_003</gadget>
<output>201_240_246_036</output>

<gadget id="calculator">2_013 * 100_020_003</gadget>
<output>201_340_266_039</output>

<gadget id="calculator">201_240_246_036 / 201_340_266_039</gadget>
<output>2_012/2_013 = around 0.999503</output>

<result>2_012/2_013 = around 0.999503</result>