Changing the Default Grading Schema (Movie 2:39) NOTE: For optimal performance, use an up-to-date web browser and do not use Internet Explorer. In Grade Center, on the Action Bar click Manage to access the drop-down list. Select Grading Schemas. On the Grading Schemas page, click the Letter Action Link to access the contextual menu. Select … Continue reading Changing the Default Letter Grading Schema…Continue Reading Changing the Default Letter Grading Schema