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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 962 · 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 5 in 23.651? (a) 0.05 (b) 0.005 (c) 0.5 (d) 5
  2. 2.Which is the smallest: 0.43, 0.037, 0.4, 0.335? (a) 0.43 (b) 0.037 (c) 0.4 (d) 0.335
  3. 3.Which is the smallest: 0.53, 0.449, 0.082, 0.5? (a) 0.53 (b) 0.449 (c) 0.082 (d) 0.5
  4. 4.2.11 + 3.6 = ? (a) 5.71 (b) 2.47 (c) 5.81 (d) 5.61
  5. 5.What is the value of the digit 5 in 95.123? (a) 5 (b) 0.05 (c) 0.5 (d) 50
  6. 6.1.77 + 3.7 = ? (a) 2.14 (b) 5.57 (c) 5.47 (d) 5.37
  7. 7.3.13 + 2.9 = ? (a) 5.93 (b) 6.03 (c) 3.42 (d) 6.13
  8. 8.Which is the greatest: 0.547, 0.082, 0.6, 0.68? (a) 0.547 (b) 0.082 (c) 0.6 (d) 0.68
  9. 9.Which is the greatest: 0.81, 0.058, 0.791, 0.8? (a) 0.81 (b) 0.058 (c) 0.791 (d) 0.8
  10. 10.9.03 + 3.7 = ? (a) 9.4 (b) 12.73 (c) 12.83 (d) 12.63
  11. 11.4.06 + 4.7 = ? (a) 8.76 (b) 8.86 (c) 4.53 (d) 8.66
  12. 12.What is the value of the digit 4 in 49.317? (a) 0.04 (b) 4 (c) 0.4 (d) 40
  13. 13.What is the value of the digit 6 in 68.427? (a) 60 (b) 6 (c) 0.06 (d) 0.6
  14. 14.1.44 + 2.7 = ? (a) 4.24 (b) 1.71 (c) 4.04 (d) 4.14
  15. 15.What is the value of the digit 4 in 96.745? (a) 0.004 (b) 0.04 (c) 4 (d) 0.4
  16. 16.What is the value of the digit 9 in 31.829? (a) 9 (b) 0.009 (c) 0.9 (d) 0.09
  17. 17.What is the value of the digit 1 in 41.759? (a) 1 (b) 0.01 (c) 0.1 (d) 10
  18. 18.Which is the greatest: 0.6, 0.63, 0.591, 0.093? (a) 0.6 (b) 0.63 (c) 0.591 (d) 0.093
  19. 19.What is the value of the digit 9 in 82.961? (a) 0.09 (b) 9 (c) 0.009 (d) 0.9
  20. 20.8.72 + 7.4 = ? (a) 9.46 (b) 16.22 (c) 16.12 (d) 16.02
  21. 21.What is the value of the digit 3 in 41.325? (a) 0.03 (b) 3 (c) 0.003 (d) 0.3
  22. 22.Which is the greatest: 0.6, 0.021, 0.589, 0.69? (a) 0.6 (b) 0.021 (c) 0.589 (d) 0.69
  23. 23.Which is the smallest: 0.8, 0.88, 0.752, 0.025? (a) 0.8 (b) 0.88 (c) 0.752 (d) 0.025
  24. 24.9.47 + 7.6 = ? (a) 10.23 (b) 16.97 (c) 17.07 (d) 17.17
  25. 25.Which is the smallest: 0.44, 0.4, 0.318, 0.037? (a) 0.44 (b) 0.4 (c) 0.318 (d) 0.037
  26. 26.What is the value of the digit 3 in 36.179? (a) 0.03 (b) 30 (c) 3 (d) 0.3
  27. 27.What is the value of the digit 1 in 31.928? (a) 0.1 (b) 0.01 (c) 1 (d) 10
  28. 28.9.13 + 7.6 = ? (a) 16.63 (b) 16.73 (c) 16.83 (d) 9.89
  29. 29.What is the value of the digit 4 in 21.745? (a) 4 (b) 0.4 (c) 0.004 (d) 0.04
  30. 30.What is the value of the digit 4 in 24.561? (a) 0.04 (b) 40 (c) 4 (d) 0.4
  31. 31.3.79 + 9.4 = ? (a) 13.29 (b) 4.73 (c) 13.09 (d) 13.19
  32. 32.9.08 + 2.3 = ? (a) 11.38 (b) 11.48 (c) 9.31 (d) 11.28
  33. 33.3.83 + 9.3 = ? (a) 4.76 (b) 13.03 (c) 13.13 (d) 13.23
  34. 34.Which is the greatest: 0.32, 0.3, 0.029, 0.231? (a) 0.32 (b) 0.3 (c) 0.029 (d) 0.231
  35. 35.9.81 + 5.3 = ? (a) 15.21 (b) 10.34 (c) 15.01 (d) 15.11
  36. 36.What is the value of the digit 8 in 54.872? (a) 8 (b) 0.08 (c) 0.008 (d) 0.8
  37. 37.Which is the greatest: 0.67, 0.086, 0.523, 0.6? (a) 0.67 (b) 0.086 (c) 0.523 (d) 0.6
  38. 38.What is the value of the digit 2 in 16.852? (a) 0.2 (b) 0.002 (c) 0.02 (d) 2
  39. 39.What is the value of the digit 4 in 35.724? (a) 4 (b) 0.04 (c) 0.004 (d) 0.4
  40. 40.1.91 + 7.5 = ? (a) 2.66 (b) 9.51 (c) 9.41 (d) 9.31

Answer key

  1. 0.05
  2. 0.037
  3. 0.082
  4. 5.71
  5. 5
  6. 5.47
  7. 6.03
  8. 0.68
  9. 0.81
  10. 12.73
  11. 8.76
  12. 40
  13. 60
  14. 4.14
  15. 0.04
  16. 0.009
  17. 1
  18. 0.63
  19. 0.9
  20. 16.12
  21. 0.3
  22. 0.69
  23. 0.025
  24. 17.07
  25. 0.037
  26. 30
  27. 1
  28. 16.73
  29. 0.04
  30. 4
  31. 13.19
  32. 11.38
  33. 13.13
  34. 0.32
  35. 15.11
  36. 0.8
  37. 0.67
  38. 0.002
  39. 0.004
  40. 9.41

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