Pre-assessment: All students will review the unit about Multiplying Posotive & Negaitive numbers. After that, the teacher will give them an unit test to check them for next unit learning.
https://docs.google.com/document/d/1G4UK7aX0T3gosm8pY7Puo6kcIBa67vEFEiIIMYwq4jU/edit?usp=sharing