After the decimal point of a number is moved to the right by 2 places, it is 1237.5 larger than the original number. What is the number?
一个数小数点向右移动2位后，比原数大1237.5，这个数是多少．
<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">1_237.5 / 99</gadget>
<output>12.5</output>

<result>12.5</result>