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Mental Maths Questions Worksheet for Class 5

Mental maths lesson 19: Mixed mental challenge · Set 924 · 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. 1.96 − 72 =
  2. 2.Double 37 =
  3. 3.You buy a storybook for ₹230 and pay with a ₹500 note. How much change do you get, in rupees?
  4. 4.28² =
  5. 5.17 + 16 =
  6. 6.184 ÷ 8 =
  7. 7.63 − 51 =
  8. 8.23 + 22 =
  9. 9.80 + ? = 100
  10. 10.31 + 47 =
  11. 11.9 + ? = 10
  12. 12.43 × 4 =
  13. 13.37 laddoos are packed in boxes of 9. How many laddoos are left over?
  14. 14.31 × 3 =
  15. 15.16² =
  16. 16.92 − 54 =
  17. 17.52 − 35 =
  18. 18.22 + 21 =
  19. 19.103 laddoos are packed in boxes of 9. How many laddoos are left over?
  20. 20.31 + 25 =
  21. 21.79 − 21 =
  22. 22.20 + 9 =
  23. 23.71 × 7 =
  24. 24.51 children stand in rows of 5. How many full rows can they make?
  25. 25.Double 46 =
  26. 26.240 ÷ 4 =
  27. 27.41 laddoos are packed in boxes of 5. How many laddoos are left over?
  28. 28.5 + ? = 10
  29. 29.67 + 9 =
  30. 30.69 − 32 =
  31. 31.82 − 9 =
  32. 32.34 + ? = 100
  33. 33.54 + 23 =
  34. 34.256 ÷ 8 =
  35. 35.25% of ₹220 =
  36. 36.21 × 8 =
  37. 37.What is the remainder when 46 is divided by 4?
  38. 38.75 + ? = 100
  39. 39.26 × 4 =
  40. 40.236 ÷ 4 =

Answer key

  1. 24
  2. 74
  3. 270
  4. 784
  5. 33
  6. 23
  7. 12
  8. 45
  9. 20
  10. 78
  11. 1
  12. 172
  13. 1
  14. 93
  15. 256
  16. 38
  17. 17
  18. 43
  19. 4
  20. 56
  21. 58
  22. 29
  23. 497
  24. 10
  25. 92
  26. 60
  27. 1
  28. 5
  29. 76
  30. 37
  31. 73
  32. 66
  33. 77
  34. 32
  35. 55
  36. 168
  37. 2
  38. 25
  39. 104
  40. 59

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