To build a road, the plan is to build 500 meters, but the actual repair is 50 meters longer. What percentage of the actual repaired meters account for the plan?
修一条路，计划修500米，实际多修了50米，实际修的米数占计划的百分之几？
<gadget id="calculator">500 + 50</gadget>
<output>550</output>

<gadget id="calculator">550 / 500</gadget>
<output>11/10 = around 1.1</output>

<result>11/10 = around 1.1</result>