Move the decimal point of a decimal one place to the right to get a new number with a difference of 44.55 from the original number. What is the original number?
把一个小数的小数点向右移动一位，得到一个新数，与原数相差44.55，原数是多少．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">44.55 / 9</gadget>
<output>4.95</output>

<result>4.95</result>