← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 757 · 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 smallest: 0.065, 0.49, 0.4, 0.311? (a) 0.065 (b) 0.49 (c) 0.4 (d) 0.311
  2. 2.Which is the greatest: 0.39, 0.022, 0.3, 0.212? (a) 0.39 (b) 0.022 (c) 0.3 (d) 0.212
  3. 3.Which is the smallest: 0.699, 0.096, 0.74, 0.7? (a) 0.699 (b) 0.096 (c) 0.74 (d) 0.7
  4. 4.Which is the greatest: 0.011, 0.6, 0.67, 0.578? (a) 0.011 (b) 0.6 (c) 0.67 (d) 0.578
  5. 5.Which is the smallest: 0.477, 0.53, 0.078, 0.5? (a) 0.477 (b) 0.53 (c) 0.078 (d) 0.5
  6. 6.What is the value of the digit 1 in 59.431? (a) 0.01 (b) 0.001 (c) 1 (d) 0.1
  7. 7.What is the value of the digit 7 in 93.417? (a) 0.07 (b) 0.7 (c) 7 (d) 0.007
  8. 8.Which is the greatest: 0.8, 0.83, 0.094, 0.714? (a) 0.8 (b) 0.83 (c) 0.094 (d) 0.714
  9. 9.Which is the greatest: 0.158, 0.061, 0.23, 0.2? (a) 0.158 (b) 0.061 (c) 0.23 (d) 0.2
  10. 10.Which is the greatest: 0.096, 0.464, 0.54, 0.5? (a) 0.096 (b) 0.464 (c) 0.54 (d) 0.5
  11. 11.6.58 + 6.1 = ? (a) 7.19 (b) 12.58 (c) 12.78 (d) 12.68
  12. 12.5.08 + 2.5 = ? (a) 5.33 (b) 7.48 (c) 7.68 (d) 7.58
  13. 13.What is the value of the digit 3 in 23.197? (a) 0.03 (b) 3 (c) 30 (d) 0.3
  14. 14.Which is the smallest: 0.013, 0.3, 0.33, 0.218? (a) 0.013 (b) 0.3 (c) 0.33 (d) 0.218
  15. 15.What is the value of the digit 8 in 31.825? (a) 0.008 (b) 0.08 (c) 8 (d) 0.8
  16. 16.What is the value of the digit 1 in 31.842? (a) 0.01 (b) 1 (c) 10 (d) 0.1
  17. 17.6.91 + 9.8 = ? (a) 7.89 (b) 16.81 (c) 16.71 (d) 16.61
  18. 18.1.24 + 5.1 = ? (a) 6.24 (b) 1.75 (c) 6.44 (d) 6.34
  19. 19.2.67 + 9.2 = ? (a) 11.87 (b) 3.59 (c) 11.77 (d) 11.97
  20. 20.5.45 + 7.9 = ? (a) 13.45 (b) 6.24 (c) 13.35 (d) 13.25
  21. 21.What is the value of the digit 5 in 92.635? (a) 0.5 (b) 0.005 (c) 0.05 (d) 5
  22. 22.What is the value of the digit 1 in 92.145? (a) 0.001 (b) 0.1 (c) 1 (d) 0.01
  23. 23.What is the value of the digit 6 in 64.971? (a) 0.06 (b) 60 (c) 0.6 (d) 6
  24. 24.Which is the greatest: 0.84, 0.054, 0.8, 0.716? (a) 0.84 (b) 0.054 (c) 0.8 (d) 0.716
  25. 25.What is the value of the digit 4 in 23.174? (a) 4 (b) 0.4 (c) 0.04 (d) 0.004
  26. 26.7.27 + 5.6 = ? (a) 12.87 (b) 7.83 (c) 12.77 (d) 12.97
  27. 27.Which is the smallest: 0.81, 0.8, 0.012, 0.716? (a) 0.81 (b) 0.8 (c) 0.012 (d) 0.716
  28. 28.1.55 + 2.6 = ? (a) 4.25 (b) 4.05 (c) 4.15 (d) 1.81
  29. 29.1.27 + 1.6 = ? (a) 1.43 (b) 2.97 (c) 2.87 (d) 2.77
  30. 30.Which is the greatest: 0.244, 0.019, 0.32, 0.3? (a) 0.244 (b) 0.019 (c) 0.32 (d) 0.3
  31. 31.Which is the greatest: 0.26, 0.194, 0.065, 0.2? (a) 0.26 (b) 0.194 (c) 0.065 (d) 0.2
  32. 32.9.06 + 3.2 = ? (a) 12.16 (b) 9.38 (c) 12.36 (d) 12.26
  33. 33.9.48 + 1.9 = ? (a) 11.28 (b) 11.38 (c) 11.48 (d) 9.67
  34. 34.What is the value of the digit 1 in 86.915? (a) 0.001 (b) 0.1 (c) 0.01 (d) 1
  35. 35.What is the value of the digit 7 in 71.849? (a) 0.07 (b) 7 (c) 70 (d) 0.7
  36. 36.9.18 + 7.4 = ? (a) 9.92 (b) 16.58 (c) 16.48 (d) 16.68
  37. 37.What is the value of the digit 3 in 91.634? (a) 0.3 (b) 0.03 (c) 0.003 (d) 3
  38. 38.Which is the greatest: 0.78, 0.7, 0.079, 0.691? (a) 0.78 (b) 0.7 (c) 0.079 (d) 0.691
  39. 39.2.61 + 2.1 = ? (a) 4.81 (b) 4.61 (c) 2.82 (d) 4.71
  40. 40.7.18 + 8.1 = ? (a) 7.99 (b) 15.38 (c) 15.18 (d) 15.28

Answer key

  1. 0.065
  2. 0.39
  3. 0.096
  4. 0.67
  5. 0.078
  6. 0.001
  7. 0.007
  8. 0.83
  9. 0.23
  10. 0.54
  11. 12.68
  12. 7.58
  13. 3
  14. 0.013
  15. 0.8
  16. 1
  17. 16.71
  18. 6.34
  19. 11.87
  20. 13.35
  21. 0.005
  22. 0.1
  23. 60
  24. 0.84
  25. 0.004
  26. 12.87
  27. 0.012
  28. 4.15
  29. 2.87
  30. 0.32
  31. 0.26
  32. 12.26
  33. 11.38
  34. 0.01
  35. 70
  36. 16.58
  37. 0.03
  38. 0.78
  39. 4.71
  40. 15.28

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