Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 523 · 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. 1.53 + ? = 100
2. 2.A cricket match starts at 5:15 and the first innings ends at 7:20. How many minutes did the innings last?
3. 3.89 − 25 =
4. 4.39 + 38 =
5. 5.14 × 4 =
6. 6.Half of 80 =
7. 7.You start your homework at 7:55 and finish at 10:00. How many minutes did you work?
8. 8.25% of ₹750 =
9. 9.A film starts at 4:40 and ends at 5:25. How many minutes long is the film?
10. 10.96 ÷ 4 =
11. 11.74 × 6 =
12. 12.A train leaves at 2:00 and reaches the next city at 2:50. How many minutes is the journey?
13. 13.57 + 7 =
14. 14.15 × 4 =
15. 15.16 + ? = 100
16. 16.18 + 20 =
17. 17.196 ÷ 4 =
18. 18.10% of ₹320 =
19. 19.A film starts at 3:55 and ends at 6:10. How many minutes long is the film?
20. 20.Double 63 =
21. 21.248 ÷ 8 =
22. 22.17 + 18 =
23. 23.20 + 22 =
24. 24.You buy a bag of mangoes for ₹15 and a pen for ₹21. You pay with a ₹100 note. How much change do you get, in rupees?
25. 25.What is the remainder when 37 is divided by 4?
26. 26.Half of 68 =
27. 27.57 − 31 =
28. 28.80 − 29 =
29. 29.94 − 59 =
30. 30.216 ÷ 4 =
31. 31.219 ÷ 3 =
32. 32.1010 − 980 =
33. 33.A film starts at 5:50 and ends at 6:40. How many minutes long is the film?
34. 34.10% of ₹770 =
35. 35.5 + 7 =
36. 36.76 + 8 =
37. 37.A train leaves at 1:05 and reaches the next city at 2:45. How many minutes is the journey?
38. 38.A film starts at 4:00 and ends at 4:30. How many minutes long is the film?
39. 39.3 + ? = 10
40. 40.10% of ₹810 =

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