Theory
Exercises
1. 
Calculate salary percentage
Difficulty: easy 
3

2. 
Calculate the required percentage
Difficulty: easy 
4

3. 
Calculate percentage of students who did not pass
Difficulty: easy 
3

4. 
Find required number
Difficulty: easy 
4

5. 
Calculate original price of the product
Difficulty: medium 
4

6. 
Calculate percentage of change
Difficulty: medium 
4

7. 
Calculate both parts of the amount
Difficulty: medium 
5

8. 
Calculate total percentage of fruits in the basket
Difficulty: medium 
5

9. 
Calculate salary excess percentage
Difficulty: hard 
5

10. 
Find total number of workers in the office
Difficulty: hard 
5

11. 
Find total investment of the person
Difficulty: hard 
5

12. 
Calculate total marks in the examination
Difficulty: medium 
5

Tests
1. 
Training Test
Difficulty: medium 
11
