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Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 624 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.5% of ₹70 =
  2. 2.58 − 34 =
  3. 3.29 × 8 =
  4. 4.50% of ₹270 =
  5. 5.46 × 4 =
  6. 6.94 children stand in rows of 7. How many full rows can they make?
  7. 7.36 + 58 =
  8. 8.70 − 28 =
  9. 9.What is the remainder when 42 is divided by 4?
  10. 10.94 − 72 =
  11. 11.28 + 29 =
  12. 12.66 + 29 =
  13. 13.378 ÷ 7 =
  14. 14.82 + 41 =
  15. 15.You buy a kite for ₹56 and pay with a ₹100 note. How much change do you get, in rupees?
  16. 16.A film starts at 1:50 and ends at 4:40. How many minutes long is the film?
  17. 17.1 + ? = 10
  18. 18.59 + ? = 100
  19. 19.14 + 15 =
  20. 20.18² =
  21. 21.76 × 6 =
  22. 22.What is the remainder when 49 is divided by 9?
  23. 23.103 − 81 =
  24. 24.75 ÷ 3 =
  25. 25.86 − 72 =
  26. 26.18 × 3 =
  27. 27.76 + 5 =
  28. 28.29 × 3 =
  29. 29.19 + 29 =
  30. 30.1026 − 991 =
  31. 31.59 − 15 =
  32. 32.223 − 188 =
  33. 33.111 − 88 =
  34. 34.17 × 7 =
  35. 35.144 ÷ 4 =
  36. 36.27 + 8 =
  37. 37.112 ÷ 4 =
  38. 38.You buy a water bottle for ₹14 and a pen for ₹42. You pay with a ₹100 note. How much change do you get, in rupees?
  39. 39.50% of ₹810 =
  40. 40.251 + 99 =

Answer key

  1. 3.5
  2. 24
  3. 232
  4. 135
  5. 184
  6. 13
  7. 94
  8. 42
  9. 2
  10. 22
  11. 57
  12. 95
  13. 54
  14. 123
  15. 44
  16. 170
  17. 9
  18. 41
  19. 29
  20. 324
  21. 456
  22. 4
  23. 22
  24. 25
  25. 14
  26. 54
  27. 81
  28. 87
  29. 48
  30. 35
  31. 44
  32. 35
  33. 23
  34. 119
  35. 36
  36. 35
  37. 28
  38. 44
  39. 405
  40. 350

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