Theory
Exercises
1. 
Addition on 2×2 matrices
Difficulty: easy 
2

2. 
Addition on 3×3 matrices
Difficulty: easy 
2

3. 
Additive Inverse matrix
Difficulty: easy 
1

4. 
Find the matrix 'B'
Difficulty: easy 
2

5. 
Maltiplication by a Scalar: 3×3 matrix
Difficulty: medium 
3

6. 
Exam and marks: Addition on 4×4 matrices
Difficulty: medium 
3

7. 
Scalar multiplication: Find the value of the matrix
Difficulty: medium 
4

8. 
Check the associative property on 3 × 2 matrix
Difficulty: medium 
7

9. 
Commutative property of matrices
Difficulty: medium 
5.6

10. 
Find the unknown values on 2 × 2 matrices
Difficulty: medium 
4

11. 
Associative property
Difficulty: hard 
7

12. 
Determine the value of matrices
Difficulty: hard 
4

13. 
Calculate the value of variables x, y and z
Difficulty: hard 
4

14. 
Verify the distributive property
Difficulty: hard 
6

Tests
1. 
Training test I
Difficulty: medium 
7

2. 
Training test II
Difficulty: medium 
7
