When Ma Xiaohu calculated an addition calculation, he regarded the 8 in the tens place of one addend as 5, and the 5 in the ones place of the other addend as 8, and the result was 34.62. What is the correct sum?
马小虎在计算一道加法计算时，把一个加数十分位上的8看成了5，把另一个加数个位上的5看成了8，结果为34.62，正确的和应该是多少．
<gadget id="calculator">8 - 5</gadget>
<output>3</output>

<gadget id="calculator">34.62 - 3</gadget>
<output>31.62</output>

<gadget id="calculator">80 - 50</gadget>
<output>30</output>

<gadget id="calculator">31.62 + 30</gadget>
<output>61.62</output>

<result>61.62</result>