Teachers can maintain a roster by enrolling students in Google Classroom, link Gradebook columns with Google Classwork assignments, retrieve scores from completed assignments, and list Google Classroom linked columns as coursework on students' portals.

For instructions, see the following help articles:

If you need to unlink a Gradebook from a class in Google Classroom, see Unlink a Gradebook from a Class in Google Classroom. If you need to unlink your Gradebook from Google Classroom entirely, see Unlink Gradebook from Google Classroom.