The road construction team plans to build a road with a length of 2200m, and 1440m has been built, how many meters are left to be repaired?
修路队计划修一条长2200m的公路，已经修了1440m，还剩多少米没有修？
<gadget id="calculator">2_200 - 1_440</gadget>
<output>760</output>

<result>760</result>