Matrix Multiplication Teacher Resources

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Computer Animation

10th - Higher Ed
In this translation lesson, explore through the use of matrix multiplication to rotate, reflect, dilate and translate images. Discussion of dilation, rotation, symmetry, and motion of objects are all covered in this insightful lesson. 
Students explore matrix multiplication to generate new data. In this pre-algebra lesson, students solve problems by computing with matrices. Students explore the concept of matrices in the real-world context of running an ice cream store.

What's the Score?

11th - 12th
Students investigate matrix multiplication.  In the Pre-calculus lesson, students solve real-world problems using matrix multiplication. TI-nspire handheld and appropriate application is required.
In this matrix multiplication worksheet, students multiply matrices containing two to ten terms. Explanations and examples are provided prior to the exercise. This five-page worksheet contains ten problems.
In this Algebra II worksheet, 11th graders investigate matrix multiplication. The two page worksheet includes instructions and examples and two problems. Solutions are included.   
Learners explore matrix multiplication and problem solve using matrix multiplication. They design a table that will display cost and profit for three cookie stores. 
The class explores a real-world application in which the data represents rental prices of beach condos. They problem solve by multiplying matrices to determine the cost of each property in each season. Several scenarios are presented in this TI activity.
Students solve matrices using multiplication. In this algebra lesson, students identify the properties needed to multiply matrices. They define the terms matrix and dimensions.
Students explore matrix multiplication.  In this lesson,they work with the teacher to explore matrix multiplication and use their observations to generate procedures and rules. Matrix multiplication is applied to a real-world problem. 

Exploring Matrices

10th - 12th
Eleventh graders learn how to use a consumer application to discover the algorithm for multiplying matrices. Then they explore the commutative, associative, identity and inverse properties for matrix multiplication.
Learners investigate how the Navajo Indians used codes to communicate in using algebraic concepts like matrices, inverse matrices, and matrix multiplication. They also research how the US used the coded language of the Navajo to fool the Japanese during World War II.
In this linear systems worksheet, students use matrix multiplication as an elimination technique to solve linear systems. They compare products and explore trends. This four-page worksheet contains explanations, examples and five problems.
In this worksheet, students explore matrix multiplication and determine whether or not a product is defined or what the resulting dimensions of the new matrix will be. There are 5 multiple choice questions.
In this matrix multiplication learning exercise, 11th graders solve and complete 8 different problems that include a number of steps in an activity. First, they use the matrix illustrated to respond to various questions referring to it. Then, students create a matrix that represents given information and state the dimensions of their new matrix.
Are you just starting a unit of vectors or matrices? Help your class learn how to find the dot product with this simplistic video tutorial. The procedure is shown as the tutor determines the dot product of A and B by transposing numbers and completing matrix multiplication. This would be good for learners needing a refresher on procedure and not for struggling students.
Learn how to investigate matrix multiplication.  In this secondary mathematics lesson, students examine matrix multiplication in the context of a Homes-Rahe stress test which is similar to the process used to score figure skaters.  The lesson includes an application of a generic sporting event and one relating to weighted test scores. 
Using matrix multiplication and inverse matrices, students are trying to uncode a coded message. Students encrypt simple messages using 2 x 2 matrices.

Matrix Equation

9th - 10th
In this matrix equation, students use matrix multiplication to solve matrix equations. Each equation contains a two-by-two matrix. This one-page worksheet is comprised of ten multiplication problems.
In this algebra worksheet, learners carry out matrix multiplication of varying sizes of arrays: 2x2, 2x3, and 3x1. There are 5 multiple choice questions.
In this linear systems worksheet, students perform matrix multiplication. This two-page worksheet contains examples, explanations, definitions, and four problems.

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Matrix Multiplication