# Intro to Matrix Organization (Addition/Subtraction) Multiplication (WS Qz Keys)

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Resource Type
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PDF

(1 MB|16 pages)
Product Description
• - Class Notes (Two different 'sections') for organizing data into matrix form, and matrix multiplication. **PLEASE SEE "*NOTE" BELOW, for adding and subtracting matrices is already implied.
• - A sheet named "Helpful Hints Regarding Matrix Multiplication", with practice problems and built-in answer key.
• - 2 total worksheets (One as my "Preview") of practice (With detailed answer keys), including word problems. {For Example: A florist creates three special floral arrangements. Arrangement #1 uses three lilies. Arrangement #2 uses three lilies and four carnations. Arrangement #3 uses four daises and three carnations. Lilies cost \$2.15 each, carnations cost \$0.90 each, and daises cost \$1.30 each....Use matrix multiplication to find the cost of each floral arrangement.}
• - BONUS: 2 similar quizzes (With detailed answer keys) for students to be assessed as to how much they retained for this topic.

*Note: For this topic, Adding & Subtracting for matrices is a skill already implied.

I hope you will also consider one of my follow-ups to the topic of matrices, "2x2 Matrix: Determinant and Inverse": https://www.teacherspayteachers.com/Product/2-x-2-Matrix-Determinant-and-Inverse-WS-Notes-Pop-Quiz-w-Answer-Keys-4895703

Student tested, teacher approved!**

**I have been a teacher now for over a collective 20 years, 15+ of those teaching each mathematical level in Pennsylvania schools ranging from Pre-Algebra to Pre-Calculus. All of my submissions have been used for my classes for multiple years to great success.

https://www.teacherspayteachers.com/Store/Brian-Legutko-Math-Store

Total Pages
16 pages
Included
Teaching Duration
3 days
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