diff --git a/problems/1792-maximum-average-pass-ratio/README.md b/problems/1792-maximum-average-pass-ratio/README.md
index ba2172d..c1c8708 100644
--- a/problems/1792-maximum-average-pass-ratio/README.md
+++ b/problems/1792-maximum-average-pass-ratio/README.md
@@ -13,7 +13,7 @@ You are also given an integer `extraStudents`. There are another `extraStudents`
 
 The **pass ratio** of a class is equal to the number of students of the class that will pass the exam divided by the total number of students of the class. The **average pass ratio** is the sum of pass ratios of all the classes divided by the number of the classes.
 
-Return the *maximum* possible average pass ratio after assigning the `extraStudents` students. Answers within `10-5` of the actual answer will be accepted.
+Return the *maximum* possible average pass ratio after assigning the `extraStudents` students. Answers within `10^-5` of the actual answer will be accepted.
 
 ## 解題思路