A factory expanded a factory building and spent 990,000 yuan, which was 10% less than the original plan. How much did you plan to spend?
某工厂扩建一座厂房，用了99万元，比原计划节约了10%．原计划用多少万元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">99 / (9/10)</gadget>
<output>110</output>

<result>110</result>