The engineering team repaired a road in three days, the first day (1/3) of the full length, the second day (1/4), and the third day 800 meters. How long is this road in meters?
工程队三天修一条公路，第一天修了全长的(1/3)，第二天修了全长的(1/4)，第三天修了800米．这条公路全长多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">800 / (5/12)</gadget>
<output>1_920</output>

<result>1_920</result>