Xiaogang took one of the addends 2.6 as 26 when calculating decimal addition, and the result was 38.5. Do you know the correct result?
小刚在计算小数加法时，把其中一个加数2.6当作26了，结果得38.5，那么你知道正确的结果是多少吗？
<gadget id="calculator">38.5 - 26</gadget>
<output>12.5</output>

<gadget id="calculator">12.5 + 2.6</gadget>
<output>15.1</output>

<result>15.1</result>