Theory
Exercises
1. 
Find the correct unit
Difficulty: easy 
1

2. 
Calculate the weight
Difficulty: easy 
2

3. 
Say true or false
Difficulty: easy 
3

4. 
Find the length
Difficulty: easy 
2

5. 
Calculate the length
Difficulty: medium 
3

6. 
Estimate the answer
Difficulty: medium 
4

7. 
Express in mm/cm
Difficulty: medium 
3

8. 
Check the statement
Difficulty: medium 
3

9. 
Choose the correct answer
Difficulty: medium 
3

10. 
Convert to litre/millilitre
Difficulty: hard 
4

11. 
Find the equal measurement
Difficulty: hard 
4

12. 
Convert to higher units
Difficulty: hard 
5

Tests
1. 
Training test
Difficulty: medium 
7

2. 
Training test
Difficulty: medium 
8
