Column calculation: 38% of a number is 12.1 more than 17% of this number. What is this number?
列式计算：一个数的38%比这个数的17%多12.1，这个数是多少？
<gadget id="calculator">11 / 100</gadget>
<output>11/100 = around 0.11</output>

<gadget id="calculator">12.1 / (11/100)</gadget>
<output>110</output>

<result>110</result>