To build a road, the full length (1/8) was built on the first day, 20 meters less than the first day on the second day, and the remaining 160 meters were completed on the third day. How long is this road in meters?
修一条路，第一天修了全长的(1/8)，第二天修的比第一天少20米，第三天修完了剩下的160米，这条公路长多少米？
<gadget id="calculator">160 - 20</gadget>
<output>140</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 - (1/8) - (1/8)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">140 / (3/4)</gadget>
<output>560/3 = around 186.666667</output>

<result>560/3 = around 186.666667</result>