Classroom Resource

Adding and Subtracting Matrices Worksheet Version 1

Subject Area

Mathematics

Grade(s)

9, 10, 11, 12

Overview

This worksheet requires students to complete two matrix addition problems and two matrix subtraction problems. An answer key is provided.

Mathematics (2019) Grade(s): 09-12 - Algebra II with Statistics

MA19.A2.2

Use matrices to represent and manipulate data.

Unpacked Content

UP:MA19.A2.2

Vocabulary

  • Matrix/Matrices
  • Data
  • Elements
  • Dimensions
  • Rows
  • Columns
  • Subscript notation

Knowledge

Students know:

  • The aspects of a matrix with regard to entries, rows, columns, dimensions, elements, and subscript notations.

Skills

Students are able to:

  • Translate data into a matrix.

Understanding

Students understand that:

  • A matrix is a tool that can help to organize, manipulate, and interpret data.

Body

  1. Use matrices to represent and manipulate data.
Mathematics (2019) Grade(s): 09-12 - Algebra II with Statistics

MA19.A2.4

Add, subtract, and multiply matrices of appropriate dimensions.

Unpacked Content

UP:MA19.A2.4

Vocabulary

  • Appropriate dimensions

Knowledge

Students know:

  • The aspects of a matrix with regard to entries, rows, columns, dimensions, elements, and subscript notations.

Skills

Students are able to:

  • Strategically choose and apply appropriate representations of matrices on which arithmetic operations can be performed.

Understanding

Students understand that:

  • Matrix addition and subtraction may be performed only if the matrices have the same dimensions.
  • Matrix multiplication can be performed only when the number of columns in the first matrix equal the number of rows in the second matrix.
  • There are many contextual situations where arithmetic operations on matrices allow us to solve problems.

Body

  1. Add, subtract, and multiply matrices of appropriate dimensions.
Link to Resource
https://www.chilimath.com/wp-content/uploads/2017/02/worksheets-adding-subtract…

CR Resource Type

Assessment

Resource Provider

ChiliMath
Accessibility

Accessibility

Text Resources: Content is organized under headings and subheadings
License

License Type

Custom

Custom License Type (URL)

https://www.chilimath.com/terms-and-conditions/

Comments or Notes

A second version of this worksheet is available here.

habradley
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