← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 189 · 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 4 in 52.684? (a) 0.04 (b) 0.004 (c) 4 (d) 0.4
  2. 2.1.72 + 1.4 = ? (a) 3.02 (b) 3.22 (c) 3.12 (d) 1.86
  3. 3.Which is the smallest: 0.37, 0.245, 0.017, 0.3? (a) 0.37 (b) 0.245 (c) 0.017 (d) 0.3
  4. 4.What is the value of the digit 5 in 37.615? (a) 5 (b) 0.05 (c) 0.005 (d) 0.5
  5. 5.Which is the greatest: 0.64, 0.6, 0.028, 0.577? (a) 0.64 (b) 0.6 (c) 0.028 (d) 0.577
  6. 6.6.42 + 3.1 = ? (a) 9.62 (b) 9.52 (c) 6.73 (d) 9.42
  7. 7.3.32 + 3.4 = ? (a) 6.62 (b) 3.66 (c) 6.72 (d) 6.82
  8. 8.5.81 + 5.4 = ? (a) 6.35 (b) 11.21 (c) 11.11 (d) 11.31
  9. 9.1.32 + 2.9 = ? (a) 4.22 (b) 4.32 (c) 4.12 (d) 1.61
  10. 10.Which is the smallest: 0.477, 0.5, 0.022, 0.55? (a) 0.477 (b) 0.5 (c) 0.022 (d) 0.55
  11. 11.3.86 + 9.6 = ? (a) 13.46 (b) 4.82 (c) 13.56 (d) 13.36
  12. 12.6.08 + 8.8 = ? (a) 14.78 (b) 14.88 (c) 14.98 (d) 6.96
  13. 13.Which is the greatest: 0.044, 0.8, 0.89, 0.772? (a) 0.044 (b) 0.8 (c) 0.89 (d) 0.772
  14. 14.What is the value of the digit 1 in 52.914? (a) 0.1 (b) 1 (c) 0.01 (d) 0.001
  15. 15.5.28 + 5.8 = ? (a) 5.86 (b) 10.98 (c) 11.18 (d) 11.08
  16. 16.1.07 + 7.8 = ? (a) 1.85 (b) 8.87 (c) 8.77 (d) 8.97
  17. 17.What is the value of the digit 5 in 15.489? (a) 0.05 (b) 5 (c) 0.5 (d) 50
  18. 18.What is the value of the digit 8 in 53.289? (a) 8 (b) 0.08 (c) 0.8 (d) 0.008
  19. 19.What is the value of the digit 6 in 38.946? (a) 0.6 (b) 6 (c) 0.06 (d) 0.006
  20. 20.Which is the greatest: 0.061, 0.3, 0.31, 0.277? (a) 0.061 (b) 0.3 (c) 0.31 (d) 0.277
  21. 21.What is the value of the digit 2 in 51.692? (a) 2 (b) 0.002 (c) 0.2 (d) 0.02
  22. 22.What is the value of the digit 5 in 65.249? (a) 0.5 (b) 50 (c) 5 (d) 0.05
  23. 23.5.56 + 3.3 = ? (a) 8.96 (b) 8.76 (c) 8.86 (d) 5.89
  24. 24.7.04 + 4.7 = ? (a) 11.84 (b) 11.74 (c) 11.64 (d) 7.51
  25. 25.Which is the smallest: 0.2, 0.022, 0.117, 0.27? (a) 0.2 (b) 0.022 (c) 0.117 (d) 0.27
  26. 26.Which is the smallest: 0.421, 0.55, 0.044, 0.5? (a) 0.421 (b) 0.55 (c) 0.044 (d) 0.5
  27. 27.9.69 + 1.4 = ? (a) 10.99 (b) 9.83 (c) 11.19 (d) 11.09
  28. 28.What is the value of the digit 2 in 25.473? (a) 0.2 (b) 20 (c) 0.02 (d) 2
  29. 29.2.43 + 5.2 = ? (a) 7.73 (b) 7.63 (c) 2.95 (d) 7.53
  30. 30.What is the value of the digit 1 in 72.518? (a) 0.01 (b) 0.1 (c) 0.001 (d) 1
  31. 31.Which is the greatest: 0.3, 0.011, 0.33, 0.239? (a) 0.3 (b) 0.011 (c) 0.33 (d) 0.239
  32. 32.4.55 + 2.6 = ? (a) 7.15 (b) 7.25 (c) 4.81 (d) 7.05
  33. 33.What is the value of the digit 7 in 72.498? (a) 0.7 (b) 7 (c) 0.07 (d) 70
  34. 34.What is the value of the digit 6 in 51.672? (a) 0.06 (b) 0.6 (c) 6 (d) 0.006
  35. 35.Which is the smallest: 0.6, 0.66, 0.027, 0.559? (a) 0.6 (b) 0.66 (c) 0.027 (d) 0.559
  36. 36.7.31 + 6.5 = ? (a) 7.96 (b) 13.71 (c) 13.81 (d) 13.91
  37. 37.What is the value of the digit 3 in 93.615? (a) 30 (b) 3 (c) 0.3 (d) 0.03
  38. 38.2.21 + 4.8 = ? (a) 6.91 (b) 7.11 (c) 7.01 (d) 2.69
  39. 39.Which is the greatest: 0.671, 0.72, 0.074, 0.7? (a) 0.671 (b) 0.72 (c) 0.074 (d) 0.7
  40. 40.What is the value of the digit 8 in 93.862? (a) 0.8 (b) 0.008 (c) 8 (d) 0.08

Answer key

  1. 0.004
  2. 3.12
  3. 0.017
  4. 0.005
  5. 0.64
  6. 9.52
  7. 6.72
  8. 11.21
  9. 4.22
  10. 0.022
  11. 13.46
  12. 14.88
  13. 0.89
  14. 0.01
  15. 11.08
  16. 8.87
  17. 5
  18. 0.08
  19. 0.006
  20. 0.31
  21. 0.002
  22. 5
  23. 8.86
  24. 11.74
  25. 0.022
  26. 0.044
  27. 11.09
  28. 20
  29. 7.63
  30. 0.01
  31. 0.33
  32. 7.15
  33. 70
  34. 0.6
  35. 0.027
  36. 13.81
  37. 3
  38. 7.01
  39. 0.72
  40. 0.8

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