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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 789 · 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: 0.4, 0.397, 0.014, 0.47? (a) 0.4 (b) 0.397 (c) 0.014 (d) 0.47
  2. 2.What is the value of the digit 2 in 57.862? (a) 2 (b) 0.02 (c) 0.002 (d) 0.2
  3. 3.What is the value of the digit 5 in 19.356? (a) 0.005 (b) 5 (c) 0.05 (d) 0.5
  4. 4.8.42 + 9.6 = ? (a) 18.02 (b) 9.38 (c) 17.92 (d) 18.12
  5. 5.Which is the smallest: 0.052, 0.273, 0.3, 0.39? (a) 0.052 (b) 0.273 (c) 0.3 (d) 0.39
  6. 6.What is the value of the digit 2 in 65.812? (a) 0.002 (b) 0.02 (c) 0.2 (d) 2
  7. 7.What is the value of the digit 1 in 71.529? (a) 1 (b) 10 (c) 0.1 (d) 0.01
  8. 8.What is the value of the digit 3 in 85.273? (a) 3 (b) 0.3 (c) 0.003 (d) 0.03
  9. 9.Which is the greatest: 0.681, 0.079, 0.75, 0.7? (a) 0.681 (b) 0.079 (c) 0.75 (d) 0.7
  10. 10.What is the value of the digit 2 in 92.584? (a) 0.02 (b) 20 (c) 0.2 (d) 2
  11. 11.What is the value of the digit 8 in 74.289? (a) 0.8 (b) 8 (c) 0.008 (d) 0.08
  12. 12.What is the value of the digit 6 in 56.841? (a) 0.06 (b) 60 (c) 0.6 (d) 6
  13. 13.What is the value of the digit 6 in 49.356? (a) 0.6 (b) 0.06 (c) 6 (d) 0.006
  14. 14.What is the value of the digit 7 in 89.736? (a) 7 (b) 0.007 (c) 0.07 (d) 0.7
  15. 15.Which is the smallest: 0.3, 0.098, 0.294, 0.32? (a) 0.3 (b) 0.098 (c) 0.294 (d) 0.32
  16. 16.Which is the greatest: 0.35, 0.098, 0.271, 0.3? (a) 0.35 (b) 0.098 (c) 0.271 (d) 0.3
  17. 17.What is the value of the digit 3 in 15.397? (a) 0.003 (b) 0.03 (c) 0.3 (d) 3
  18. 18.9.29 + 1.9 = ? (a) 11.29 (b) 9.48 (c) 11.09 (d) 11.19
  19. 19.Which is the greatest: 0.532, 0.67, 0.023, 0.6? (a) 0.532 (b) 0.67 (c) 0.023 (d) 0.6
  20. 20.7.39 + 7.1 = ? (a) 8.1 (b) 14.39 (c) 14.59 (d) 14.49
  21. 21.Which is the greatest: 0.48, 0.033, 0.397, 0.4? (a) 0.48 (b) 0.033 (c) 0.397 (d) 0.4
  22. 22.What is the value of the digit 4 in 24.198? (a) 40 (b) 0.4 (c) 0.04 (d) 4
  23. 23.What is the value of the digit 1 in 18.246? (a) 1 (b) 0.01 (c) 0.1 (d) 10
  24. 24.Which is the smallest: 0.081, 0.681, 0.72, 0.7? (a) 0.081 (b) 0.681 (c) 0.72 (d) 0.7
  25. 25.What is the value of the digit 9 in 36.981? (a) 9 (b) 0.09 (c) 0.009 (d) 0.9
  26. 26.Which is the smallest: 0.2, 0.045, 0.163, 0.26? (a) 0.2 (b) 0.045 (c) 0.163 (d) 0.26
  27. 27.6.05 + 2.5 = ? (a) 8.45 (b) 8.65 (c) 6.3 (d) 8.55
  28. 28.4.83 + 6.2 = ? (a) 5.45 (b) 11.13 (c) 10.93 (d) 11.03
  29. 29.Which is the smallest: 0.3, 0.31, 0.054, 0.283? (a) 0.3 (b) 0.31 (c) 0.054 (d) 0.283
  30. 30.3.53 + 1.8 = ? (a) 5.43 (b) 5.33 (c) 5.23 (d) 3.71
  31. 31.Which is the smallest: 0.772, 0.86, 0.8, 0.031? (a) 0.772 (b) 0.86 (c) 0.8 (d) 0.031
  32. 32.What is the value of the digit 6 in 36.298? (a) 0.06 (b) 60 (c) 6 (d) 0.6
  33. 33.What is the value of the digit 5 in 96.145? (a) 0.5 (b) 0.05 (c) 5 (d) 0.005
  34. 34.What is the value of the digit 8 in 13.485? (a) 0.008 (b) 0.8 (c) 0.08 (d) 8
  35. 35.What is the value of the digit 1 in 31.284? (a) 10 (b) 0.01 (c) 0.1 (d) 1
  36. 36.What is the value of the digit 8 in 15.482? (a) 0.8 (b) 0.008 (c) 8 (d) 0.08
  37. 37.4.32 + 6.9 = ? (a) 11.12 (b) 11.22 (c) 11.32 (d) 5.01
  38. 38.What is the value of the digit 6 in 79.461? (a) 0.06 (b) 0.6 (c) 6 (d) 0.006
  39. 39.What is the value of the digit 1 in 12.936? (a) 0.01 (b) 10 (c) 1 (d) 0.1
  40. 40.What is the value of the digit 4 in 57.184? (a) 0.4 (b) 4 (c) 0.004 (d) 0.04

Answer key

  1. 0.47
  2. 0.002
  3. 0.05
  4. 18.02
  5. 0.052
  6. 0.002
  7. 1
  8. 0.003
  9. 0.75
  10. 2
  11. 0.08
  12. 6
  13. 0.006
  14. 0.7
  15. 0.098
  16. 0.35
  17. 0.3
  18. 11.19
  19. 0.67
  20. 14.49
  21. 0.48
  22. 4
  23. 10
  24. 0.081
  25. 0.9
  26. 0.045
  27. 8.55
  28. 11.03
  29. 0.054
  30. 5.33
  31. 0.031
  32. 6
  33. 0.005
  34. 0.08
  35. 1
  36. 0.08
  37. 11.22
  38. 0.06
  39. 10
  40. 0.004

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