1. In your Setup Class, go to the SIS Sync section.
2. Under the "On" Gradebook sync toggle, click the button labeled Check for discrepancies.
   
3. Here you will be able to check if there is anything creating discrepancies in your students' grades. In the first tab Settings & Categories, you can see if there are any class settings that are not currently matching.
   
4. In the next tab Activity List, you will be able to see if there are any assignment settings that are mismatched.
   
5. In the last tab Student Grades, you will be able to see students that are in one gradebook but not the other as well as any discrepancy in their overall grades.
   
6. Once you have resolved all discrepancies, you're all set!