To build a 180-meter-long canal, 83 meters have been repaired. If the remaining 20 meters are repaired every day, how many days will it take to complete it?
修一条长180米的水渠，已经修好了83米，剩下的如果每天修20米，还需要多少天才能修完？
<gadget id="calculator">180 - 83</gadget>
<output>97</output>

<gadget id="calculator">97 / 20</gadget>
<output>97/20 = around 4.85</output>

<result>97/20 = around 4.85</result>