Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 674 · 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 children stand in rows of 4. How many full rows can they make?
2. 2.49 × 6 =
3. 3.40 + 53 =
4. 4.521 − 488 =
5. 5.17 + 19 =
6. 6.96 × 5 =
7. 7.You buy a pencil box for ₹150 and pay with a ₹500 note. How much change do you get, in rupees?
8. 8.170 ÷ 5 =
9. 9.23 + 19 =
10. 10.You buy a pencil box for ₹34 and pay with a ₹100 note. How much change do you get, in rupees?
11. 11.237 ÷ 3 =
12. 12.5 + ? = 10
13. 13.55 + 7 =
14. 14.75 − 14 =
15. 15.75 − 29 =
16. 16.526 − 493 =
17. 17.15² =
18. 18.35 + 8 =
19. 19.57 children stand in rows of 9. How many full rows can they make?
20. 20.388 ÷ 4 =
21. 21.656 − 99 =
22. 22.205 − 191 =
23. 23.Best estimate of 719 + 856? (a) 1600 (b) 1800 (c) 1400
24. 24.You buy a cricket ball for ₹433 and pay with a ₹500 note. How much change do you get, in rupees?
25. 25.12 × 4 =
26. 26.A cricket match starts at 2:45 and the first innings ends at 4:45. How many minutes did the innings last?
27. 27.73 − 48 =
28. 28.What is the remainder when 53 is divided by 9?
29. 29.10% of ₹850 =
30. 30.39 + 9 =
31. 31.144 ÷ 4 =
32. 32.74 + 19 =
33. 33.70 × 4 =
34. 34.37 × 4 =
35. 35.152 ÷ 8 =
36. 36.600 ÷ 8 =
37. 37.526 − 484 =
38. 38.585 ÷ 9 =
39. 39.25% of ₹240 =
40. 40.8 + 4 =

Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths