ALEX Lesson Plan Resources

ALEX Lesson Plans  
Subject: Mathematics (9 - 12)
Title: Add, Subtract, and Multiply Matrices
Description: The lesson will introduce the concept of a matrix. The matrix is labeled by its rows and columns. This lesson will teach the concept of adding, subtracting, scalar multiplication, and multiplication of matrices. This lesson will be a prerequisite for solving systems of equations with matrices. This lesson results from the ALEX Resource Gap Project.

Subject: Mathematics (9 - 12)
Title: Does Size Matter?
Description: This lesson allows students to add and to subtract Matrices.  Students can use graphing calculators to input Matrices.  Students will work cooperatively to develop and justify ideas/conjectures. This is a College- and Career-Ready Standards showcase lesson plan.