It is planned to invest 240,000 yuan in building a road, but after careful calculation, the investment can be reduced by 20,000 yuan, and the actual road construction saves (2/11) of the calculated investment amount. How much is the actual investment less than the original plan?
修一条公路，计划投资24万元，又经过细心核算，可减少投资2万元，实际修路时又节约了核算后投资额的(2/11)，实际比原计划少投资多少万元？
<gadget id="calculator">24 - 2</gadget>
<output>22</output>

<gadget id="calculator">2 / 11</gadget>
<output>2/11 = around 0.181818</output>

<gadget id="calculator">22 * (2/11)</gadget>
<output>4</output>

<gadget id="calculator">4 + 2</gadget>
<output>6</output>

<result>6</result>