To build a road, 200 meters were built on the first day, and the full length (2/5) was repaired on the second day. There is still 700 meters left to be repaired. How many meters is the total length of this road?
修一条路，第一天修了200米，第二天修了全长的(2/5)，还剩下700米没有修，这段路全长多少米？
<gadget id="calculator">200 + 700</gadget>
<output>900</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">900 / (3/5)</gadget>
<output>1_500</output>

<result>1_500</result>