If the decimal point of a number is shifted to the right by one digit, it will be 7.38 larger than the original number. What is the original number?
一个数的小数点右移一位后就比原数大7.38，那原数是多少．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">7.38 / 9</gadget>
<output>0.82</output>

<result>0.82</result>