The decimal point of a decimal is moved 2 places to the left and then 3 places to the right. The result is 50.77. What is the original number of this decimal?
一个小数的小数点先向左移动2位，再向右移动3位，结果是50.77，这个小数原是多少．
<gadget id="calculator">1_000 / 100</gadget>
<output>10</output>

<gadget id="calculator">50.77 / 10</gadget>
<output>5.077</output>

<result>5.077</result>