2006-(1/2006)-(2/2006)-(3/2006)-...-(2006/2006).
2006-(1/2006)-(2/2006)-(3/2006)-…-(2006/2006)．
<gadget id="calculator">1 + 2_006</gadget>
<output>2_007</output>

<gadget id="calculator">2_006 / 2</gadget>
<output>1_003</output>

<gadget id="calculator">2_007 * 1_003</gadget>
<output>2_013_021</output>

<gadget id="calculator">2_013_021 / 2_006</gadget>
<output>2_007/2 = around 1_003.5</output>

<gadget id="calculator">2_006 - (2_007/2)</gadget>
<output>2_005/2 = around 1_002.5</output>

<result>2_005/2 = around 1_002.5</result>