Guan'an Village needs to build a 1,200-meter-long canal. In the first week, 345 meters were built, and in the second week, 472 meters were built. How many meters are left to be repaired?
关安村要修一条长1200米的水渠，第一周修了345米，第二周修了472米，还剩多少米没有修？
<gadget id="calculator">1_200 - 345 - 472</gadget>
<output>383</output>

<result>383</result>