Go to Gradebook.
Select the Gradebook tool from the Tool Menu of your site.
Select Import/Export from the actions menu.
Select the Browse button to browse for and select your import file.
Note: The import file must be in a specific format in order to import correctly. It should be a .CSV file and contain the appropriate student and Gradebook item data. See How do I format my file for importing grades into Gradebook? for more information.
After locating and selecting your import file, click Continue to import the grades.
Select the items to be imported.
A summary of changes will be previewed for you. Check the box next to each of the items you would like to create or update. Then, select Next to continue with the import. (If you notice any errors, select Back to abort the import process.)
New Item Options
If you are creating new items as part of the import, you will be prompted to edit the item options for each new item. Select the desired options and select Next to continue.
Note: Item options may differ depending on your specific Gradebook settings (e.g., Grading Rubric and Category options).
Import confirmation displays.
You will receive a confirmation message once your spreadsheet has been imported successfully.