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Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 682 · 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.A train leaves at 7:35 and reaches the next city at 10:20. How many minutes is the journey?
  2. 2.A train leaves at 1:45 and reaches the next city at 3:20. How many minutes is the journey?
  3. 3.69 + 29 =
  4. 4.28 × 3 =
  5. 5.25% of ₹160 =
  6. 6.62 − 21 =
  7. 7.27 × 4 =
  8. 8.14 + ? = 100
  9. 9.41 laddoos are packed in boxes of 3. How many laddoos are left over?
  10. 10.Half of 130 =
  11. 11.Half of 164 =
  12. 12.61 × 4 =
  13. 13.10% of ₹160 =
  14. 14.6 + 7 =
  15. 15.55 − 44 =
  16. 16.42 × 5 =
  17. 17.Half of 112 =
  18. 18.12² =
  19. 19.324 ÷ 9 =
  20. 20.455 ÷ 5 =
  21. 21.27 + 5 =
  22. 22.30 + 31 =
  23. 23.17² =
  24. 24.What is the remainder when 58 is divided by 5?
  25. 25.22 × 4 =
  26. 26.57 + 4 =
  27. 27.A train leaves at 2:10 and reaches the next city at 5:05. How many minutes is the journey?
  28. 28.16 + 18 =
  29. 29.37 × 8 =
  30. 30.2 + ? = 10
  31. 31.86 × 5 =
  32. 32.51 + 9 =
  33. 33.87 − 68 =
  34. 34.What is the remainder when 108 is divided by 7?
  35. 35.56 − 42 =
  36. 36.304 ÷ 8 =
  37. 37.46 laddoos are packed in boxes of 5. How many laddoos are left over?
  38. 38.200 ÷ 8 =
  39. 39.64 × 4 =
  40. 40.108 − 85 =

Answer key

  1. 165
  2. 95
  3. 98
  4. 84
  5. 40
  6. 41
  7. 108
  8. 86
  9. 2
  10. 65
  11. 82
  12. 244
  13. 16
  14. 13
  15. 11
  16. 210
  17. 56
  18. 144
  19. 36
  20. 91
  21. 32
  22. 61
  23. 289
  24. 3
  25. 88
  26. 61
  27. 175
  28. 34
  29. 296
  30. 8
  31. 430
  32. 60
  33. 19
  34. 3
  35. 14
  36. 38
  37. 1
  38. 25
  39. 256
  40. 23

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