When Ma Xiaohu was doing a subtraction problem, he mistook the subtraction 13.48 as 13.84, and the calculated difference was 27.5. Do you know the correct result of this problem?
马小虎做一道减法计算题时，他把减数13.48错看成13.84，结果计算出的差是27.5，你知道这道题的正确结果吗？
<gadget id="calculator">13.84 - 13.48</gadget>
<output>0.36</output>

<gadget id="calculator">27.5 + 0.36</gadget>
<output>27.86</output>

<result>27.86</result>