A number is 2.7 larger than the original number after the decimal point is moved one place to the right. What is the original number?
一个数把小数点向右边移动一位后比原数大2.7，这个数原来是多少．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">2.7 / 9</gadget>
<output>0.3</output>

<result>0.3</result>