The actual cost of building a viaduct was 550,000 yuan, 10% more than planned. How much do you plan to spend?
修一座高架桥实际花费55万元，超出计划10%．计划花费多少元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">55 / (11/10)</gadget>
<output>50</output>

<result>50</result>