2010*12341234-20102010*1234.
2010*12341234-20102010*1234．
<gadget id="calculator">2_010 * 12_341_234</gadget>
<output>24_805_880_340</output>

<gadget id="calculator">20_102_010 * 1_234</gadget>
<output>24_805_880_340</output>

<gadget id="calculator">24_805_880_340 - 24_805_880_340</gadget>
<output>0</output>

<result>0</result>