Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 738 · 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 × 8 =
2. 2.232 ÷ 8 =
3. 3.76 ÷ 4 =
4. 4.10% of ₹230 =
5. 5.72 − 36 =
6. 6.520 − 497 =
7. 7.A film starts at 1:40 and ends at 3:40. How many minutes long is the film?
8. 8.26 + ? = 100
9. 9.What is the remainder when 50 is divided by 8?
10. 10.92 laddoos are packed in boxes of 6. How many laddoos are left over?
11. 11.76 − 59 =
12. 12.What is the remainder when 97 is divided by 9?
13. 13.6 + ? = 10
14. 14.39 + 31 =
15. 15.A cricket match starts at 8:50 and the first innings ends at 10:50. How many minutes did the innings last?
16. 16.68 + 4 =
17. 17.109 children stand in rows of 7. How many full rows can they make?
18. 18.61 + ? = 100
19. 19.59 − 19 =
20. 20.40 − 19 =
21. 21.204 ÷ 4 =
22. 22.Double 61 =
23. 23.13 − 9 =
24. 24.You buy a bag of mangoes for ₹73 and pay with a ₹100 note. How much change do you get, in rupees?
25. 25.You buy a cricket ball for ₹42 and a pen for ₹27. You pay with a ₹100 note. How much change do you get, in rupees?
26. 26.75 + 6 =
27. 27.28 + 44 =
28. 28.21² =
29. 29.261 ÷ 9 =
30. 30.A film starts at 2:05 and ends at 2:45. How many minutes long is the film?
31. 31.19² =
32. 32.2 + ? = 10
33. 33.A train leaves at 7:40 and reaches the next city at 9:00. How many minutes is the journey?
34. 34.309 − 297 =
35. 35.88 − 64 =
36. 36.You buy a cricket ball for ₹326 and pay with a ₹500 note. How much change do you get, in rupees?
37. 37.A cricket match starts at 2:05 and the first innings ends at 4:45. How many minutes did the innings last?
38. 38.60 ÷ 4 =
39. 39.37 + 29 =
40. 40.66 + 6 =

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