There is a number, first reduced by 10 times, and then the decimal point is moved to the right by two places, 3.05, what is the original decimal.
有一个数，先缩小10倍，小数点再向右移动两位，得3.05，原来的小数是多少．
<gadget id="calculator">3.05 / 100</gadget>
<output>0.0305</output>

<gadget id="calculator">0.0305 * 10</gadget>
<output>0.305</output>

<result>0.305</result>