Adding 2 0s after a number is 1485 more than the original number. What is the original number?
一个数后面添上2个0，比原来的数多1485，原来这个数是多少？
<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">1_485 / 99</gadget>
<output>15</output>

<result>15</result>