7f. Edit an Answer Key and Regrade Assignments in GradeCam Insight Julie Brown - September 02, 2016 19:38 Edit an existing answer key so all previous student assignment scans for the answer key are regraded. 1. Log into your GradeCam account and click on the Assignments tab. 2. Select the assignment for which you need to edit the answer key. 3. Click on the Key link to go to the answer key. 4. Make the desired changes to the answer choices. 5. When complete you will see a message indicating all previous scanned assignments have been regraded.