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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 632 · 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 96.852? (a) 0.06 (b) 0.6 (c) 60 (d) 6
  2. 2.Which is the smallest: 0.295, 0.39, 0.3, 0.015? (a) 0.295 (b) 0.39 (c) 0.3 (d) 0.015
  3. 3.What is the value of the digit 8 in 48.671? (a) 0.08 (b) 0.8 (c) 80 (d) 8
  4. 4.3.14 + 4.6 = ? (a) 7.74 (b) 7.64 (c) 3.6 (d) 7.84
  5. 5.What is the value of the digit 9 in 21.975? (a) 0.09 (b) 0.009 (c) 0.9 (d) 9
  6. 6.What is the value of the digit 3 in 53.974? (a) 3 (b) 0.03 (c) 30 (d) 0.3
  7. 7.8.22 + 2.1 = ? (a) 8.43 (b) 10.22 (c) 10.42 (d) 10.32
  8. 8.2.63 + 3.8 = ? (a) 6.33 (b) 6.53 (c) 3.01 (d) 6.43
  9. 9.6.11 + 6.5 = ? (a) 12.61 (b) 12.51 (c) 6.76 (d) 12.71
  10. 10.Which is the smallest: 0.82, 0.076, 0.799, 0.8? (a) 0.82 (b) 0.076 (c) 0.799 (d) 0.8
  11. 11.4.93 + 2.2 = ? (a) 7.13 (b) 5.15 (c) 7.03 (d) 7.23
  12. 12.2.46 + 3.2 = ? (a) 2.78 (b) 5.76 (c) 5.66 (d) 5.56
  13. 13.1.58 + 5.5 = ? (a) 7.08 (b) 7.18 (c) 6.98 (d) 2.13
  14. 14.Which is the greatest: 0.55, 0.5, 0.023, 0.428? (a) 0.55 (b) 0.5 (c) 0.023 (d) 0.428
  15. 15.9.15 + 1.7 = ? (a) 9.32 (b) 10.95 (c) 10.85 (d) 10.75
  16. 16.Which is the greatest: 0.4, 0.353, 0.43, 0.017? (a) 0.4 (b) 0.353 (c) 0.43 (d) 0.017
  17. 17.What is the value of the digit 1 in 61.923? (a) 0.1 (b) 1 (c) 10 (d) 0.01
  18. 18.Which is the greatest: 0.517, 0.65, 0.067, 0.6? (a) 0.517 (b) 0.65 (c) 0.067 (d) 0.6
  19. 19.Which is the greatest: 0.523, 0.6, 0.094, 0.61? (a) 0.523 (b) 0.6 (c) 0.094 (d) 0.61
  20. 20.What is the value of the digit 7 in 26.987? (a) 7 (b) 0.007 (c) 0.07 (d) 0.7
  21. 21.Which is the greatest: 0.092, 0.21, 0.2, 0.118? (a) 0.092 (b) 0.21 (c) 0.2 (d) 0.118
  22. 22.What is the value of the digit 4 in 51.849? (a) 0.004 (b) 0.4 (c) 0.04 (d) 4
  23. 23.What is the value of the digit 7 in 56.728? (a) 0.7 (b) 0.07 (c) 0.007 (d) 7
  24. 24.Which is the smallest: 0.421, 0.5, 0.51, 0.092? (a) 0.421 (b) 0.5 (c) 0.51 (d) 0.092
  25. 25.8.45 + 6.5 = ? (a) 14.85 (b) 15.05 (c) 14.95 (d) 9.1
  26. 26.5.25 + 1.1 = ? (a) 5.36 (b) 6.35 (c) 6.25 (d) 6.45
  27. 27.2.21 + 9.7 = ? (a) 12.01 (b) 3.18 (c) 11.91 (d) 11.81
  28. 28.2.42 + 3.1 = ? (a) 5.42 (b) 5.52 (c) 2.73 (d) 5.62
  29. 29.Which is the greatest: 0.029, 0.397, 0.43, 0.4? (a) 0.029 (b) 0.397 (c) 0.43 (d) 0.4
  30. 30.5.11 + 7.1 = ? (a) 12.21 (b) 12.11 (c) 12.31 (d) 5.82
  31. 31.Which is the greatest: 0.82, 0.039, 0.793, 0.8? (a) 0.82 (b) 0.039 (c) 0.793 (d) 0.8
  32. 32.1.57 + 1.8 = ? (a) 3.27 (b) 3.47 (c) 3.37 (d) 1.75
  33. 33.8.15 + 9.1 = ? (a) 17.25 (b) 17.35 (c) 9.06 (d) 17.15
  34. 34.What is the value of the digit 1 in 52.167? (a) 0.1 (b) 1 (c) 0.001 (d) 0.01
  35. 35.What is the value of the digit 4 in 32.478? (a) 0.4 (b) 0.04 (c) 4 (d) 0.004
  36. 36.What is the value of the digit 4 in 82.495? (a) 0.4 (b) 0.004 (c) 4 (d) 0.04
  37. 37.What is the value of the digit 6 in 27.365? (a) 0.06 (b) 6 (c) 0.6 (d) 0.006
  38. 38.What is the value of the digit 2 in 42.837? (a) 0.02 (b) 20 (c) 0.2 (d) 2
  39. 39.What is the value of the digit 8 in 96.854? (a) 8 (b) 0.08 (c) 0.008 (d) 0.8
  40. 40.1.12 + 5.9 = ? (a) 7.12 (b) 1.71 (c) 7.02 (d) 6.92

Answer key

  1. 6
  2. 0.015
  3. 8
  4. 7.74
  5. 0.9
  6. 3
  7. 10.32
  8. 6.43
  9. 12.61
  10. 0.076
  11. 7.13
  12. 5.66
  13. 7.08
  14. 0.55
  15. 10.85
  16. 0.43
  17. 1
  18. 0.65
  19. 0.61
  20. 0.007
  21. 0.21
  22. 0.04
  23. 0.7
  24. 0.092
  25. 14.95
  26. 6.35
  27. 11.91
  28. 5.52
  29. 0.43
  30. 12.21
  31. 0.82
  32. 3.37
  33. 17.25
  34. 0.1
  35. 0.4
  36. 0.4
  37. 0.06
  38. 2
  39. 0.8
  40. 7.02

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