The actual output value of a factory this year is 18% higher than the original plan. What percentage of the plan is actually completed?
某工厂今年实际全年产值比原计划超额18%，实际完成计划的百分之几？
<gadget id="calculator">18 / 100</gadget>
<output>9/50 = around 0.18</output>

<gadget id="calculator">1 + (9/50)</gadget>
<output>59/50 = around 1.18</output>

<result>59/50 = around 1.18</result>