After moving the decimal point of 20.5 two places to the left, and then one place to the right, what is the decimal point at this time?
把20.5的小数点向左移动两位后，再向右移动一位，这时的小数应是多少．
<gadget id="calculator">20.5 / 10</gadget>
<output>2.05</output>

<result>2.05</result>