The decimal point of a decimal is shifted to the right by 45, what is the original number?
一个小数的小数点向右移一位后比原来大45，原数是多少？
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">45 / 9</gadget>
<output>5</output>

<result>5</result>