Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 39 · 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.A train leaves at 2:30 and reaches the next city at 4:00. How many minutes is the journey?
2. 2.232 ÷ 8 =
3. 3.A train leaves at 8:20 and reaches the next city at 9:30. How many minutes is the journey?
4. 4.53 − 34 =
5. 5.97 − 70 =
6. 6.You start your homework at 7:20 and finish at 7:55. How many minutes did you work?
7. 7.40 + 12 =
8. 8.51 × 3 =
9. 9.54 + 76 =
10. 10.161 ÷ 7 =
11. 11.8 + ? = 10
12. 12.41 + 49 =
13. 13.36 + 29 =
14. 14.120 ÷ 8 =
15. 15.You buy a kite for ₹183 and pay with a ₹500 note. How much change do you get, in rupees?
16. 16.21² =
17. 17.62 − 19 =
18. 18.6 + 6 =
19. 19.60 − 34 =
20. 20.2 + ? = 10
21. 21.You buy a cricket ball for ₹12 and a pen for ₹37. You pay with a ₹100 note. How much change do you get, in rupees?
22. 22.21 × 9 =
23. 23.A film starts at 7:55 and ends at 9:30. How many minutes long is the film?
24. 24.322 − 295 =
25. 25.63 − 19 =
26. 26.76 − 61 =
27. 27.64 − 35 =
28. 28.18 children stand in rows of 4. How many full rows can they make?
29. 29.54 + ? = 100
30. 30.23 + 41 =
31. 31.What is the remainder when 110 is divided by 9?
32. 32.438 ÷ 6 =
33. 33.31 laddoos are packed in boxes of 5. How many laddoos are left over?
34. 34.63 − 44 =
35. 35.Best estimate of 382 + 273? (a) 700 (b) 900 (c) 500
36. 36.61 − 30 =
37. 37.A train leaves at 8:00 and reaches the next city at 9:15. How many minutes is the journey?
38. 38.Best estimate of 172 + 751? (a) 1200 (b) 1000 (c) 800
39. 39.43 × 4 =
40. 40.20 + 29 =

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