Add 8 to the end of a three-digit number to make it a four-digit number. This number is 2195 more than the original number. What is the original three-digit number?
在一个三位数的末尾添上8，变成四位数后，这个数比原来的数多了2195，原来的三位数是多少．
<gadget id="calculator">2_195 - 8</gadget>
<output>2_187</output>

<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">2_187 / 9</gadget>
<output>243</output>

<result>243</result>