# MA.912.NSO.4.3

Solve mathematical and real-world problems involving addition, subtraction and multiplication of matrices.

### Clarifications

Clarification 1: Instruction includes identifying and using the additive and multiplicative identities for matrices.
General Information
Subject Area: Mathematics (B.E.S.T.)
Strand: Number Sense and Operations
Date Adopted or Revised: 08/20
Status: State Board Approved

## Related Courses

This benchmark is part of these courses.
1200340: Algebra 2 Honors (Specifically in versions: 2014 - 2015, 2015 - 2022, 2022 and beyond (current))
1209315: Mathematics for ACT and SAT (Specifically in versions: 2022 and beyond (current))

## Related Access Points

Alternate version of this benchmark for students with significant cognitive disabilities.

## Related Resources

Vetted resources educators can use to teach the concepts and skills in this benchmark.

## Lesson Plan

Having Fun with Matrix Multiplication:

In this lesson, students learn how to multiply matrices using paper-and-pencil and GeoGebra. Students will use matrix multiplication to represent and solve real-world problems.

Type: Lesson Plan

## Perspectives Video: Professional/Enthusiast

Making Color with Matrices:

Did you know that computers use matrices to represent color? Learn how computer graphics work in this video.

Type: Perspectives Video: Professional/Enthusiast

## Student Resources

Vetted resources students can use to learn the concepts and skills in this benchmark.

## Perspectives Video: Professional/Enthusiast

Making Color with Matrices:

Did you know that computers use matrices to represent color? Learn how computer graphics work in this video.

Type: Perspectives Video: Professional/Enthusiast

## Parent Resources

Vetted resources caregivers can use to help students learn the concepts and skills in this benchmark.

## Perspectives Video: Professional/Enthusiast

Making Color with Matrices:

Did you know that computers use matrices to represent color? Learn how computer graphics work in this video.

Type: Perspectives Video: Professional/Enthusiast