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Null, Identity and Inverse Matrices

Core Standard: HSN-VM.C.10

Aligned To Common Core Standard:

High School- HSN-VM.C.10

Printable Worksheets And Lessons


  • Null Matrix Step-by-step Lesson- Null means zero, students love that one. Good to start them off with confidence.

  • Guided Lesson - An identity matrix, confirming or disavowing inverse matrices, and another null matrix for you.

  • Guided Lesson Explanation - The first and last one goes quick. The second one takes a bit of time.

  • Practice Worksheet - Write a null matrix with fixed orders, make an identity matrix set, and check for inverses of matrices.

  • Matching Worksheet - Yeah, I did kind of take the shotgun approach in putting these together. It came out well though.

AnswersAnswer Keys



View Answer Keys- All the answer keys in one file.







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Homework Sheets

Number 1 = Null Matrices, Number 2 = Inverse Matrices, Number 3 = Identity Matrices.




Practice Worksheets

Same topic pattern as the homework, but we provide a little more explanation here.




Math Skill Quizzes

We made a quiz on each invidual skill rather than mixxing them up.