After the decimal point of a number is moved one place to the left, it is 0.54 smaller than the original number. What was the original number?
一个数的小数点向左移动一位后，比原来的数小0.54．原来的数是多少？
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">0.54 / 9</gadget>
<output>0.06</output>

<gadget id="calculator">0.06 * 10</gadget>
<output>0.6</output>

<result>0.6</result>