← Mixed mental challenge lesson New set →

Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 566 · 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. 1.330 − 295 =
  2. 2.Double 74 =
  3. 3.What is the remainder when 32 is divided by 3?
  4. 4.Double 81 =
  5. 5.558 ÷ 6 =
  6. 6.108 ÷ 4 =
  7. 7.86 − 33 =
  8. 8.20 + 22 =
  9. 9.26 + 61 =
  10. 10.43 × 3 =
  11. 11.30 − 9 =
  12. 12.232 ÷ 8 =
  13. 13.A train leaves at 6:15 and reaches the next city at 8:45. How many minutes is the journey?
  14. 14.35 + 52 =
  15. 15.56 − 19 =
  16. 16.17 × 4 =
  17. 17.5% of ₹400 =
  18. 18.220 ÷ 4 =
  19. 19.You buy a water bottle for ₹93 and pay with a ₹100 note. How much change do you get, in rupees?
  20. 20.53 − 19 =
  21. 21.504 − 498 =
  22. 22.20 + 19 =
  23. 23.10% of ₹40 =
  24. 24.28 + 27 =
  25. 25.61 + ? = 100
  26. 26.2 + ? = 10
  27. 27.Best estimate of 16 × 21? (a) 40 (b) 4000 (c) 400
  28. 28.A cricket match starts at 1:10 and the first innings ends at 1:55. How many minutes did the innings last?
  29. 29.16² =
  30. 30.A train leaves at 4:55 and reaches the next city at 7:00. How many minutes is the journey?
  31. 31.67 + 9 =
  32. 32.17 + 9 =
  33. 33.6 + ? = 10
  34. 34.80 − 18 =
  35. 35.28 × 4 =
  36. 36.76 + 7 =
  37. 37.79 + 29 =
  38. 38.216 ÷ 4 =
  39. 39.87 + 8 =
  40. 40.19 × 8 =

Answer key

  1. 35
  2. 148
  3. 2
  4. 162
  5. 93
  6. 27
  7. 53
  8. 42
  9. 87
  10. 129
  11. 21
  12. 29
  13. 150
  14. 87
  15. 37
  16. 68
  17. 20
  18. 55
  19. 7
  20. 34
  21. 6
  22. 39
  23. 4
  24. 55
  25. 39
  26. 8
  27. 400
  28. 45
  29. 256
  30. 125
  31. 76
  32. 26
  33. 4
  34. 62
  35. 112
  36. 83
  37. 108
  38. 54
  39. 95
  40. 152

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