← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 760 · 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.Which is the greatest: 0.033, 0.8, 0.81, 0.755? (a) 0.033 (b) 0.8 (c) 0.81 (d) 0.755
  2. 2.Which is the greatest: 0.6, 0.68, 0.535, 0.097? (a) 0.6 (b) 0.68 (c) 0.535 (d) 0.097
  3. 3.6.47 + 7.4 = ? (a) 7.21 (b) 13.77 (c) 13.97 (d) 13.87
  4. 4.Which is the smallest: 0.449, 0.53, 0.028, 0.5? (a) 0.449 (b) 0.53 (c) 0.028 (d) 0.5
  5. 5.What is the value of the digit 1 in 31.962? (a) 0.1 (b) 1 (c) 0.01 (d) 10
  6. 6.What is the value of the digit 8 in 25.984? (a) 0.08 (b) 0.008 (c) 0.8 (d) 8
  7. 7.6.52 + 8.7 = ? (a) 15.32 (b) 15.12 (c) 15.22 (d) 7.39
  8. 8.Which is the greatest: 0.34, 0.273, 0.3, 0.028? (a) 0.34 (b) 0.273 (c) 0.3 (d) 0.028
  9. 9.2.13 + 2.2 = ? (a) 4.23 (b) 2.35 (c) 4.43 (d) 4.33
  10. 10.6.99 + 1.2 = ? (a) 7.11 (b) 8.29 (c) 8.09 (d) 8.19
  11. 11.What is the value of the digit 2 in 52.718? (a) 20 (b) 2 (c) 0.2 (d) 0.02
  12. 12.1.49 + 9.7 = ? (a) 11.09 (b) 11.29 (c) 11.19 (d) 2.46
  13. 13.8.44 + 8.5 = ? (a) 16.94 (b) 16.84 (c) 9.29 (d) 17.04
  14. 14.What is the value of the digit 9 in 13.296? (a) 0.009 (b) 0.9 (c) 9 (d) 0.09
  15. 15.What is the value of the digit 3 in 13.687? (a) 0.3 (b) 30 (c) 0.03 (d) 3
  16. 16.Which is the smallest: 0.37, 0.3, 0.015, 0.247? (a) 0.37 (b) 0.3 (c) 0.015 (d) 0.247
  17. 17.What is the value of the digit 6 in 65.817? (a) 60 (b) 0.6 (c) 6 (d) 0.06
  18. 18.Which is the smallest: 0.4, 0.077, 0.329, 0.46? (a) 0.4 (b) 0.077 (c) 0.329 (d) 0.46
  19. 19.9.99 + 8.9 = ? (a) 18.79 (b) 18.99 (c) 18.89 (d) 10.88
  20. 20.6.79 + 4.8 = ? (a) 11.69 (b) 11.59 (c) 11.49 (d) 7.27
  21. 21.Which is the smallest: 0.624, 0.058, 0.71, 0.7? (a) 0.624 (b) 0.058 (c) 0.71 (d) 0.7
  22. 22.Which is the greatest: 0.67, 0.6, 0.576, 0.069? (a) 0.67 (b) 0.6 (c) 0.576 (d) 0.069
  23. 23.2.73 + 6.3 = ? (a) 9.03 (b) 9.13 (c) 3.36 (d) 8.93
  24. 24.What is the value of the digit 5 in 63.952? (a) 0.5 (b) 0.005 (c) 0.05 (d) 5
  25. 25.9.01 + 3.9 = ? (a) 9.4 (b) 13.01 (c) 12.81 (d) 12.91
  26. 26.Which is the greatest: 0.089, 0.55, 0.5, 0.448? (a) 0.089 (b) 0.55 (c) 0.5 (d) 0.448
  27. 27.Which is the smallest: 0.288, 0.031, 0.3, 0.38? (a) 0.288 (b) 0.031 (c) 0.3 (d) 0.38
  28. 28.Which is the greatest: 0.781, 0.89, 0.099, 0.8? (a) 0.781 (b) 0.89 (c) 0.099 (d) 0.8
  29. 29.Which is the greatest: 0.013, 0.88, 0.791, 0.8? (a) 0.013 (b) 0.88 (c) 0.791 (d) 0.8
  30. 30.Which is the smallest: 0.099, 0.117, 0.2, 0.22? (a) 0.099 (b) 0.117 (c) 0.2 (d) 0.22
  31. 31.8.53 + 2.2 = ? (a) 10.83 (b) 10.73 (c) 10.63 (d) 8.75
  32. 32.7.42 + 8.8 = ? (a) 16.12 (b) 16.32 (c) 16.22 (d) 8.3
  33. 33.1.63 + 9.1 = ? (a) 10.63 (b) 10.83 (c) 2.54 (d) 10.73
  34. 34.Which is the smallest: 0.037, 0.434, 0.57, 0.5? (a) 0.037 (b) 0.434 (c) 0.57 (d) 0.5
  35. 35.9.78 + 9.1 = ? (a) 18.78 (b) 18.88 (c) 10.69 (d) 18.98
  36. 36.5.71 + 4.4 = ? (a) 10.01 (b) 10.11 (c) 6.15 (d) 10.21
  37. 37.Which is the greatest: 0.098, 0.8, 0.792, 0.81? (a) 0.098 (b) 0.8 (c) 0.792 (d) 0.81
  38. 38.What is the value of the digit 2 in 95.732? (a) 0.2 (b) 0.02 (c) 2 (d) 0.002
  39. 39.What is the value of the digit 5 in 57.894? (a) 0.05 (b) 50 (c) 0.5 (d) 5
  40. 40.Which is the greatest: 0.49, 0.087, 0.363, 0.4? (a) 0.49 (b) 0.087 (c) 0.363 (d) 0.4

Answer key

  1. 0.81
  2. 0.68
  3. 13.87
  4. 0.028
  5. 1
  6. 0.08
  7. 15.22
  8. 0.34
  9. 4.33
  10. 8.19
  11. 2
  12. 11.19
  13. 16.94
  14. 0.09
  15. 3
  16. 0.015
  17. 60
  18. 0.077
  19. 18.89
  20. 11.59
  21. 0.058
  22. 0.67
  23. 9.03
  24. 0.05
  25. 12.91
  26. 0.55
  27. 0.031
  28. 0.89
  29. 0.88
  30. 0.099
  31. 10.73
  32. 16.22
  33. 10.73
  34. 0.037
  35. 18.88
  36. 10.11
  37. 0.81
  38. 0.002
  39. 50
  40. 0.49

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