The decimal point of a decimal is moved three places to the right first, and then two places to the left. The result is 39.6. What is it originally?
一个小数的小数点先向右移动三位，再向左移动两位，结果得39.6，原来是多少．
<gadget id="calculator">39.6 / 10</gadget>
<output>3.96</output>

<result>3.96</result>