Out of the city’s roughly 1,600 schools, a whopping 80% have been identified to have asbestos and are required by federal law to be inspected every three years.

Principals said they were grateful for the additional money, but expressed worry that a cutthroat hiring season could make it hard to find quality teachers.

The rally on Thursday was the culmination of a project in 10th-grade English classes at Leaders High School in Bensonhurst, Brooklyn.