Copy equations from your exiting worksheets and paste them into Moodle assignments. Create a mathematical glossary in Moodle, teaching students to use proper mathematical terminology. Students and colleagues can copy equations out of Moodle to use in their own work.
All administrators have to do is LOOK AROUND and they can see the changes in their students. In society at large. In the many institutions that are dying in the face of these transformative technologies.
No one suggests using value-added analysis as the sole measure of a teacher. Many experts recommend that it count for half or less of a teacher's overall evaluation.
I think it has to be part of the discussion though. We all agree that the most important factor to student learning is the quality of instruction the student receives.