Lets us check how much proficient are you in  Decimal Numbers ( Addition/substraction/Multiplication/ Division) ?

1. 
4 × 9.9 = ______

2. 
0.4 × 0.03 = ______

3. 
0.6 × 0.7 = ______

4. 
_______ - 11.41 = 21.90

5. 
_______ - 0.58 = 0.19

6. 
0.9 + ______ = 5.8

7. 
0.9 × 0.7 = _______

8. 
49.6 ÷ 6.2 = _______

9. 
0.05 ÷ 0.5 = _____

10. 
0.3 + ______ = 1.5

11. 
11.88 ÷ 5.4 = ______

12. 
2.1 - 1.0 = ______

13. 
7.5 ÷ 5 = ______

14. 
0.2 × 0.5 = _______

15. 
9 × 1.3 = ______

16. 
4.98 × 9.15 = ______

17. 
0.4 + ______ = 2.33

18. 
______ + 3.6 = 4.1

19. 
6.11 - ______ = 3.23

20. 
_______ - 1.9 = 2.8