After the decimal point of a number is moved two places to the left, it is 316.8 less than the original number. What is this number?
一个数的小数点向左移动两位后，比原数少了316.8，这个数是多少
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">1 - (1/100)</gadget>
<output>99/100 = around 0.99</output>

<gadget id="calculator">316.8 / (99/100)</gadget>
<output>320</output>

<result>320</result>