When Li Li calculated 2.13 plus a decimal, she got 2.75 due to the mistake of aligning the end of the number. What should be the correct number?
李丽在计算2.13加一个一位小数时，由于错误的把数的末尾对齐结果得到了2.75，正确的得数应是多少
<gadget id="calculator">2.75 - 2.13</gadget>
<output>0.62</output>

<gadget id="calculator">0.62 * 10</gadget>
<output>6.2</output>

<gadget id="calculator">2.13 + 6.2</gadget>
<output>8.33</output>

<result>8.33</result>