Clever calculation: (2002002+200.2002)/(8008008+800.8008)
巧算：(2002002+200.2002)/(8008008+800.8008)
<gadget id="calculator">2_002_002 + 200.2002</gadget>
<output>2_002_202.2002</output>

<gadget id="calculator">8_008_008 + 800.8008</gadget>
<output>8_008_808.8008</output>

<gadget id="calculator">2_002_202.2002 / 8_008_808.8008</gadget>
<output>0.25</output>

<result>0.25</result>