Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 264 · 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. 1.288 ÷ 3 =
2. 2.80 − 35 =
3. 3.26 + 28 =
4. 4.What is the remainder when 76 is divided by 5?
5. 5.520 ÷ 8 =
6. 6.464 ÷ 8 =
7. 7.55 − 21 =
8. 8.109 − 66 =
9. 9.13² =
10. 10.224 ÷ 8 =
11. 11.Half of 102 =
12. 12.You buy a water bottle for ₹155 and pay with a ₹500 note. How much change do you get, in rupees?
13. 13.130 laddoos are packed in boxes of 9. How many laddoos are left over?
14. 14.62 + 9 =
15. 15.59 × 4 =
16. 16.92 − 72 =
17. 17.Best estimate of 300 + 121? (a) 200 (b) 600 (c) 400
18. 18.What is the remainder when 56 is divided by 5?
19. 19.A cricket match starts at 2:50 and the first innings ends at 5:35. How many minutes did the innings last?
20. 20.60 ÷ 4 =
21. 21.92 − 52 =
22. 22.33 − 9 =
23. 23.99 − 81 =
24. 24.66 + 76 =
25. 25.50% of ₹550 =
26. 26.53 − 27 =
27. 27.62 × 4 =
28. 28.Double 57 =
29. 29.25% of ₹820 =
30. 30.34 children stand in rows of 4. How many full rows can they make?
31. 31.Double 52 =
32. 32.88 + 33 =
33. 33.25% of ₹540 =
34. 34.192 ÷ 6 =
35. 35.You buy a water bottle for ₹23 and a pen for ₹30. You pay with a ₹100 note. How much change do you get, in rupees?
36. 36.50% of ₹90 =
37. 37.20 children stand in rows of 3. How many full rows can they make?
38. 38.16² =
39. 39.What is the remainder when 40 is divided by 9?
40. 40.23 × 4 =

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