Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 287 · 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.Double 27 =
2. 2.78 − 35 =
3. 3.Best estimate of 707 + 821? (a) 1500 (b) 1700 (c) 1300
4. 4.55 laddoos are packed in boxes of 7. How many laddoos are left over?
5. 5.You buy a box of crayons for ₹19 and a pen for ₹42. You pay with a ₹100 note. How much change do you get, in rupees?
6. 6.What is the remainder when 68 is divided by 5?
7. 7.26 × 4 =
8. 8.A film starts at 2:35 and ends at 3:25. How many minutes long is the film?
9. 9.6 + ? = 10
10. 10.5% of ₹650 =
11. 11.84 ÷ 4 =
12. 12.85 + 31 =
13. 13.50% of ₹440 =
14. 14.19 × 4 =
15. 15.27 + 33 =
16. 16.37 − 9 =
17. 17.8 + ? = 10
18. 18.410 ÷ 5 =
19. 19.224 ÷ 8 =
20. 20.5 + ? = 10
21. 21.87 + 5 =
22. 22.You buy a pencil box for ₹198 and pay with a ₹500 note. How much change do you get, in rupees?
23. 23.77 + 5 =
24. 24.71 × 8 =
25. 25.41 laddoos are packed in boxes of 9. How many laddoos are left over?
26. 26.210 − 192 =
27. 27.81 − 68 =
28. 28.51 − 29 =
29. 29.What is the remainder when 74 is divided by 9?
30. 30.87 + 7 =
31. 31.18 × 8 =
32. 32.Double 75 =
33. 33.A film starts at 6:55 and ends at 9:35. How many minutes long is the film?
34. 34.168 ÷ 4 =
35. 35.14 × 8 =
36. 36.91 − 39 =
37. 37.You buy a pencil box for ₹254 and pay with a ₹500 note. How much change do you get, in rupees?
38. 38.210 − 175 =
39. 39.60 ÷ 4 =
40. 40.A cricket match starts at 2:25 and the first innings ends at 5:30. How many minutes did the innings last?

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