When Xiaoqing calculated the subtraction, she made a mistake of writing 2 for the 5 in the subtraction tens digit, and the resulting difference was 113. What is the correct difference?
小青在计算减法时，把减数十位上的5错写成了2，结果差是113，正确的差是多少．
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">3 * 10</gadget>
<output>30</output>

<gadget id="calculator">113 - 30</gadget>
<output>83</output>

<result>83</result>