Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 448 · 40 questions

How to do it in your head (Look first): A 9, 19 or 99 → round and adjust. Two close numbers → count up (or near doubles when adding). × or ÷ by 4 or 8 → double or halve; other sums → split into tens and ones.

1. 1.37 laddoos are packed in boxes of 9. How many laddoos are left over?
2. 2.136 ÷ 8 =
3. 3.You start your homework at 6:10 and finish at 7:45. How many minutes did you work?
4. 4.40 − 29 =
5. 5.A film starts at 6:40 and ends at 7:45. How many minutes long is the film?
6. 6.90 − 77 =
7. 7.280 ÷ 8 =
8. 8.70 laddoos are packed in boxes of 9. How many laddoos are left over?
9. 9.42 children stand in rows of 5. How many full rows can they make?
10. 10.204 − 176 =
11. 11.66 + 6 =
12. 12.304 − 289 =
13. 13.70 + ? = 100
14. 14.44 × 5 =
15. 15.Double 21 =
16. 16.25 + 7 =
17. 17.609 − 99 =
18. 18.175 ÷ 5 =
19. 19.216 − 192 =
20. 20.8 + 7 =
21. 21.25² =
22. 22.65 + 6 =
23. 23.What is the remainder when 32 is divided by 6?
24. 24.A film starts at 5:00 and ends at 6:35. How many minutes long is the film?
25. 25.6 + 6 =
26. 26.3 + ? = 10
27. 27.You buy a pencil box for ₹91 and pay with a ₹100 note. How much change do you get, in rupees?
28. 28.8 + 6 =
29. 29.52 − 35 =
30. 30.91 − 19 =
31. 31.41 × 7 =
32. 32.26² =
33. 33.89 − 64 =
34. 34.4 + ? = 10
35. 35.86 + ? = 100
36. 36.112 ÷ 4 =
37. 37.25 + 24 =
38. 38.48 ÷ 4 =
39. 39.513 − 494 =
40. 40.Half of 48 =

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