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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 246 · 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 1 in 95.316? (a) 0.01 (b) 0.1 (c) 0.001 (d) 1
  2. 2.Which is the smallest: 0.5, 0.51, 0.041, 0.424? (a) 0.5 (b) 0.51 (c) 0.041 (d) 0.424
  3. 3.Which is the greatest: 0.348, 0.4, 0.47, 0.061? (a) 0.348 (b) 0.4 (c) 0.47 (d) 0.061
  4. 4.What is the value of the digit 6 in 57.926? (a) 0.6 (b) 6 (c) 0.006 (d) 0.06
  5. 5.What is the value of the digit 3 in 27.934? (a) 3 (b) 0.3 (c) 0.003 (d) 0.03
  6. 6.4.38 + 7.4 = ? (a) 5.12 (b) 11.88 (c) 11.68 (d) 11.78
  7. 7.Which is the greatest: 0.269, 0.35, 0.3, 0.086? (a) 0.269 (b) 0.35 (c) 0.3 (d) 0.086
  8. 8.Which is the greatest: 0.4, 0.053, 0.315, 0.47? (a) 0.4 (b) 0.053 (c) 0.315 (d) 0.47
  9. 9.Which is the greatest: 0.075, 0.39, 0.282, 0.3? (a) 0.075 (b) 0.39 (c) 0.282 (d) 0.3
  10. 10.8.07 + 1.6 = ? (a) 9.57 (b) 8.23 (c) 9.67 (d) 9.77
  11. 11.1.77 + 2.1 = ? (a) 3.87 (b) 1.98 (c) 3.77 (d) 3.97
  12. 12.What is the value of the digit 6 in 46.372? (a) 6 (b) 60 (c) 0.6 (d) 0.06
  13. 13.9.41 + 8.2 = ? (a) 17.61 (b) 17.51 (c) 17.71 (d) 10.23
  14. 14.What is the value of the digit 9 in 76.249? (a) 9 (b) 0.09 (c) 0.009 (d) 0.9
  15. 15.What is the value of the digit 8 in 39.748? (a) 0.8 (b) 0.008 (c) 8 (d) 0.08
  16. 16.Which is the smallest: 0.59, 0.444, 0.5, 0.084? (a) 0.59 (b) 0.444 (c) 0.5 (d) 0.084
  17. 17.Which is the greatest: 0.165, 0.2, 0.093, 0.22? (a) 0.165 (b) 0.2 (c) 0.093 (d) 0.22
  18. 18.Which is the greatest: 0.75, 0.651, 0.7, 0.059? (a) 0.75 (b) 0.651 (c) 0.7 (d) 0.059
  19. 19.What is the value of the digit 5 in 12.956? (a) 5 (b) 0.5 (c) 0.05 (d) 0.005
  20. 20.6.86 + 4.1 = ? (a) 10.86 (b) 7.27 (c) 11.06 (d) 10.96
  21. 21.Which is the greatest: 0.583, 0.61, 0.6, 0.071? (a) 0.583 (b) 0.61 (c) 0.6 (d) 0.071
  22. 22.9.47 + 6.1 = ? (a) 15.67 (b) 15.47 (c) 10.08 (d) 15.57
  23. 23.1.66 + 9.9 = ? (a) 11.66 (b) 2.65 (c) 11.46 (d) 11.56
  24. 24.Which is the smallest: 0.097, 0.27, 0.2, 0.154? (a) 0.097 (b) 0.27 (c) 0.2 (d) 0.154
  25. 25.What is the value of the digit 2 in 62.195? (a) 0.02 (b) 0.2 (c) 20 (d) 2
  26. 26.9.11 + 8.1 = ? (a) 9.92 (b) 17.11 (c) 17.21 (d) 17.31
  27. 27.5.73 + 7.1 = ? (a) 6.44 (b) 12.73 (c) 12.83 (d) 12.93
  28. 28.Which is the smallest: 0.077, 0.6, 0.522, 0.62? (a) 0.077 (b) 0.6 (c) 0.522 (d) 0.62
  29. 29.6.44 + 1.9 = ? (a) 8.24 (b) 8.44 (c) 8.34 (d) 6.63
  30. 30.4.01 + 5.2 = ? (a) 4.53 (b) 9.11 (c) 9.31 (d) 9.21
  31. 31.What is the value of the digit 6 in 62.451? (a) 0.6 (b) 60 (c) 6 (d) 0.06
  32. 32.6.01 + 3.6 = ? (a) 9.71 (b) 6.37 (c) 9.61 (d) 9.51
  33. 33.Which is the smallest: 0.153, 0.23, 0.2, 0.041? (a) 0.153 (b) 0.23 (c) 0.2 (d) 0.041
  34. 34.Which is the greatest: 0.8, 0.799, 0.85, 0.061? (a) 0.8 (b) 0.799 (c) 0.85 (d) 0.061
  35. 35.Which is the smallest: 0.3, 0.31, 0.046, 0.282? (a) 0.3 (b) 0.31 (c) 0.046 (d) 0.282
  36. 36.7.83 + 2.9 = ? (a) 10.83 (b) 10.63 (c) 10.73 (d) 8.12
  37. 37.What is the value of the digit 3 in 92.136? (a) 0.003 (b) 0.03 (c) 0.3 (d) 3
  38. 38.What is the value of the digit 7 in 15.378? (a) 0.07 (b) 0.7 (c) 7 (d) 0.007
  39. 39.8.95 + 8.7 = ? (a) 17.75 (b) 9.82 (c) 17.55 (d) 17.65
  40. 40.What is the value of the digit 2 in 87.249? (a) 2 (b) 0.02 (c) 0.2 (d) 0.002

Answer key

  1. 0.01
  2. 0.041
  3. 0.47
  4. 0.006
  5. 0.03
  6. 11.78
  7. 0.35
  8. 0.47
  9. 0.39
  10. 9.67
  11. 3.87
  12. 6
  13. 17.61
  14. 0.009
  15. 0.008
  16. 0.084
  17. 0.22
  18. 0.75
  19. 0.05
  20. 10.96
  21. 0.61
  22. 15.57
  23. 11.56
  24. 0.097
  25. 2
  26. 17.21
  27. 12.83
  28. 0.077
  29. 8.34
  30. 9.21
  31. 60
  32. 9.61
  33. 0.041
  34. 0.85
  35. 0.046
  36. 10.73
  37. 0.03
  38. 0.07
  39. 17.65
  40. 0.2

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