When Xiao Ming added 178 to a number (that is, □+178), he accidentally copied the plus sign into subtraction, and the result was 1911. What is the correct result?
小明在计算一个数加上178(即□+178)时，不小心把加号抄成了减法，得到的结果是1911，求正确的结果应是多少？
<gadget id="calculator">1_911 + 178</gadget>
<output>2_089</output>

<gadget id="calculator">2_089 + 178</gadget>
<output>2_267</output>

<result>2_267</result>