Mr. Wang has to review 80 compositions, 11 on the first day, and 5 more on the second day than on the first day. How many essays are left uncorrected?
王老师要批阅80篇作文，第一天批改11篇，第二天比第一天多批改5篇，还有多少篇没有批改？
<gadget id="calculator">11 + 5</gadget>
<output>16</output>

<gadget id="calculator">80 - 11 - 16</gadget>
<output>53</output>

<result>53</result>