Theory
Exercises
1. 
Choose the right answer
Difficulty: easy 
3

2. 
Identify expression of numbers
Difficulty: easy 
1

3. 
Express in words
Difficulty: easy 
1

4. 
Spot the equation
Difficulty: easy 
1

5. 
Find the height
Difficulty: medium 
3

6. 
Express the following using variables
Difficulty: medium 
3

7. 
Find the distance
Difficulty: medium 
4

8. 
Is the equation satisfied or not?
Difficulty: medium 
4

9. 
Choose the right solution to the equation
Difficulty: medium 
4

10. 
Which is the favourite sport?
Difficulty: medium 
3

11. 
Find the solution to the equation
Difficulty: hard 
6

12. 
Find the age
Difficulty: hard 
5

13. 
Calculate the distance run
Difficulty: hard 
6

Tests
1. 
Training test
Difficulty: medium 
11

2. 
Training test
Difficulty: medium 
10
