: Improving logical thinking or research skills.
: Preparing the class (approx. 2 mins).
: Fostering interest in the subject or teamwork. Lesson Stages :
Use a "problem situation" (e.g., calculating debt over several months) to show why we need to multiply negative numbers.
: Help students derive and apply rules for multiplying rational numbers (e.g., "minus times minus equals plus"). Activity Description 1. Motivation