After a road is repaired for 1000 meters, the remaining part is 200 meters shorter than the total length (3/5). How many meters is the total length of this road?
一条公路修了1000米后，剩下部分比全长的(3/5)少200米，这条公路全长多少米？
<gadget id="calculator">1_000 - 200</gadget>
<output>800</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">800 / (2/5)</gadget>
<output>2_000</output>

<result>2_000</result>