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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 914 · 40 questions
TalentJR

How to solve it (Same number of places): Add zeros at the end so every decimal has the same number of places (0.5 = 0.500). Compare or add them like whole numbers, keeping the decimal points in a line. Place value after the point: tenths (0.1), hundredths (0.01), thousandths (0.001).

NameDateTime takenScore ___ / 40
  1. 1.What is the value of the digit 6 in 93.746? (a) 0.06 (b) 0.6 (c) 6 (d) 0.006
  2. 2.What is the value of the digit 3 in 39.256? (a) 30 (b) 3 (c) 0.03 (d) 0.3
  3. 3.Which is the smallest: 0.3, 0.37, 0.097, 0.238? (a) 0.3 (b) 0.37 (c) 0.097 (d) 0.238
  4. 4.Which is the greatest: 0.27, 0.118, 0.018, 0.2? (a) 0.27 (b) 0.118 (c) 0.018 (d) 0.2
  5. 5.Which is the smallest: 0.667, 0.78, 0.034, 0.7? (a) 0.667 (b) 0.78 (c) 0.034 (d) 0.7
  6. 6.Which is the greatest: 0.241, 0.017, 0.3, 0.37? (a) 0.241 (b) 0.017 (c) 0.3 (d) 0.37
  7. 7.Which is the smallest: 0.61, 0.053, 0.558, 0.6? (a) 0.61 (b) 0.053 (c) 0.558 (d) 0.6
  8. 8.7.02 + 3.1 = ? (a) 10.22 (b) 7.33 (c) 10.02 (d) 10.12
  9. 9.3.46 + 7.1 = ? (a) 10.46 (b) 10.66 (c) 4.17 (d) 10.56
  10. 10.Which is the greatest: 0.88, 0.789, 0.092, 0.8? (a) 0.88 (b) 0.789 (c) 0.092 (d) 0.8
  11. 11.What is the value of the digit 9 in 59.273? (a) 90 (b) 9 (c) 0.09 (d) 0.9
  12. 12.6.21 + 5.1 = ? (a) 6.72 (b) 11.21 (c) 11.41 (d) 11.31
  13. 13.2.65 + 8.2 = ? (a) 10.75 (b) 10.95 (c) 10.85 (d) 3.47
  14. 14.What is the value of the digit 7 in 67.132? (a) 70 (b) 0.7 (c) 7 (d) 0.07
  15. 15.What is the value of the digit 8 in 34.728? (a) 8 (b) 0.08 (c) 0.8 (d) 0.008
  16. 16.Which is the greatest: 0.062, 0.642, 0.7, 0.73? (a) 0.062 (b) 0.642 (c) 0.7 (d) 0.73
  17. 17.2.62 + 2.1 = ? (a) 4.82 (b) 2.83 (c) 4.72 (d) 4.62
  18. 18.What is the value of the digit 5 in 61.583? (a) 0.005 (b) 0.5 (c) 5 (d) 0.05
  19. 19.What is the value of the digit 3 in 29.731? (a) 3 (b) 0.003 (c) 0.3 (d) 0.03
  20. 20.3.26 + 4.1 = ? (a) 7.46 (b) 7.36 (c) 3.67 (d) 7.26
  21. 21.Which is the greatest: 0.37, 0.094, 0.276, 0.3? (a) 0.37 (b) 0.094 (c) 0.276 (d) 0.3
  22. 22.What is the value of the digit 5 in 75.326? (a) 0.05 (b) 5 (c) 0.5 (d) 50
  23. 23.7.25 + 4.9 = ? (a) 7.74 (b) 12.15 (c) 12.05 (d) 12.25
  24. 24.7.54 + 4.4 = ? (a) 7.98 (b) 11.94 (c) 12.04 (d) 11.84
  25. 25.Which is the greatest: 0.72, 0.7, 0.635, 0.049? (a) 0.72 (b) 0.7 (c) 0.635 (d) 0.049
  26. 26.What is the value of the digit 3 in 12.463? (a) 0.003 (b) 3 (c) 0.03 (d) 0.3
  27. 27.5.91 + 3.9 = ? (a) 6.3 (b) 9.81 (c) 9.91 (d) 9.71
  28. 28.What is the value of the digit 1 in 49.512? (a) 0.1 (b) 0.01 (c) 1 (d) 0.001
  29. 29.What is the value of the digit 9 in 19.265? (a) 0.9 (b) 0.09 (c) 9 (d) 90
  30. 30.Which is the greatest: 0.84, 0.8, 0.086, 0.721? (a) 0.84 (b) 0.8 (c) 0.086 (d) 0.721
  31. 31.Which is the greatest: 0.29, 0.119, 0.065, 0.2? (a) 0.29 (b) 0.119 (c) 0.065 (d) 0.2
  32. 32.Which is the smallest: 0.3, 0.076, 0.38, 0.242? (a) 0.3 (b) 0.076 (c) 0.38 (d) 0.242
  33. 33.What is the value of the digit 4 in 41.932? (a) 4 (b) 40 (c) 0.4 (d) 0.04
  34. 34.6.41 + 7.7 = ? (a) 14.01 (b) 14.11 (c) 7.18 (d) 14.21
  35. 35.7.66 + 9.7 = ? (a) 8.63 (b) 17.36 (c) 17.26 (d) 17.46
  36. 36.5.75 + 1.5 = ? (a) 5.9 (b) 7.15 (c) 7.35 (d) 7.25
  37. 37.Which is the smallest: 0.21, 0.015, 0.135, 0.2? (a) 0.21 (b) 0.015 (c) 0.135 (d) 0.2
  38. 38.Which is the smallest: 0.58, 0.5, 0.017, 0.478? (a) 0.58 (b) 0.5 (c) 0.017 (d) 0.478
  39. 39.What is the value of the digit 3 in 73.614? (a) 0.03 (b) 0.3 (c) 3 (d) 30
  40. 40.1.39 + 6.6 = ? (a) 2.05 (b) 8.09 (c) 7.89 (d) 7.99

Answer key

  1. 0.006
  2. 30
  3. 0.097
  4. 0.27
  5. 0.034
  6. 0.37
  7. 0.053
  8. 10.12
  9. 10.56
  10. 0.88
  11. 9
  12. 11.31
  13. 10.85
  14. 7
  15. 0.008
  16. 0.73
  17. 4.72
  18. 0.5
  19. 0.03
  20. 7.36
  21. 0.37
  22. 5
  23. 12.15
  24. 11.94
  25. 0.72
  26. 0.003
  27. 9.81
  28. 0.01
  29. 9
  30. 0.84
  31. 0.29
  32. 0.076
  33. 40
  34. 14.11
  35. 17.36
  36. 7.25
  37. 0.015
  38. 0.017
  39. 3
  40. 7.99

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