← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 434 · 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 32.819? (a) 0.1 (b) 0.001 (c) 0.01 (d) 1
  2. 2.9.68 + 8.8 = ? (a) 18.58 (b) 18.48 (c) 10.56 (d) 18.38
  3. 3.9.57 + 1.7 = ? (a) 11.27 (b) 11.37 (c) 9.74 (d) 11.17
  4. 4.1.06 + 1.5 = ? (a) 1.21 (b) 2.66 (c) 2.56 (d) 2.46
  5. 5.What is the value of the digit 2 in 59.238? (a) 2 (b) 0.2 (c) 0.002 (d) 0.02
  6. 6.7.34 + 6.7 = ? (a) 13.94 (b) 14.04 (c) 14.14 (d) 8.01
  7. 7.Which is the greatest: 0.024, 0.6, 0.66, 0.532? (a) 0.024 (b) 0.6 (c) 0.66 (d) 0.532
  8. 8.Which is the greatest: 0.315, 0.027, 0.4, 0.44? (a) 0.315 (b) 0.027 (c) 0.4 (d) 0.44
  9. 9.What is the value of the digit 5 in 35.194? (a) 50 (b) 5 (c) 0.5 (d) 0.05
  10. 10.9.35 + 9.5 = ? (a) 18.95 (b) 10.3 (c) 18.85 (d) 18.75
  11. 11.Which is the smallest: 0.33, 0.078, 0.216, 0.3? (a) 0.33 (b) 0.078 (c) 0.216 (d) 0.3
  12. 12.Which is the smallest: 0.568, 0.6, 0.049, 0.66? (a) 0.568 (b) 0.6 (c) 0.049 (d) 0.66
  13. 13.What is the value of the digit 2 in 86.329? (a) 2 (b) 0.002 (c) 0.02 (d) 0.2
  14. 14.Which is the greatest: 0.759, 0.8, 0.064, 0.85? (a) 0.759 (b) 0.8 (c) 0.064 (d) 0.85
  15. 15.Which is the greatest: 0.663, 0.7, 0.061, 0.74? (a) 0.663 (b) 0.7 (c) 0.061 (d) 0.74
  16. 16.What is the value of the digit 2 in 63.924? (a) 0.002 (b) 2 (c) 0.2 (d) 0.02
  17. 17.1.31 + 1.8 = ? (a) 1.49 (b) 3.01 (c) 3.11 (d) 3.21
  18. 18.1.22 + 4.5 = ? (a) 5.62 (b) 5.72 (c) 5.82 (d) 1.67
  19. 19.4.45 + 2.8 = ? (a) 4.73 (b) 7.15 (c) 7.35 (d) 7.25
  20. 20.What is the value of the digit 2 in 92.376? (a) 20 (b) 0.02 (c) 2 (d) 0.2
  21. 21.Which is the smallest: 0.8, 0.011, 0.89, 0.753? (a) 0.8 (b) 0.011 (c) 0.89 (d) 0.753
  22. 22.5.03 + 1.4 = ? (a) 6.33 (b) 6.43 (c) 6.53 (d) 5.17
  23. 23.What is the value of the digit 5 in 53.846? (a) 50 (b) 0.05 (c) 0.5 (d) 5
  24. 24.4.47 + 6.3 = ? (a) 5.1 (b) 10.77 (c) 10.87 (d) 10.67
  25. 25.6.91 + 5.8 = ? (a) 12.71 (b) 12.81 (c) 7.49 (d) 12.61
  26. 26.Which is the greatest: 0.044, 0.87, 0.8, 0.772? (a) 0.044 (b) 0.87 (c) 0.8 (d) 0.772
  27. 27.5.73 + 5.7 = ? (a) 6.3 (b) 11.53 (c) 11.43 (d) 11.33
  28. 28.Which is the smallest: 0.69, 0.589, 0.6, 0.031? (a) 0.69 (b) 0.589 (c) 0.6 (d) 0.031
  29. 29.4.26 + 7.9 = ? (a) 5.05 (b) 12.16 (c) 12.06 (d) 12.26
  30. 30.1.54 + 9.3 = ? (a) 2.47 (b) 10.74 (c) 10.84 (d) 10.94
  31. 31.Which is the greatest: 0.037, 0.134, 0.2, 0.25? (a) 0.037 (b) 0.134 (c) 0.2 (d) 0.25
  32. 32.What is the value of the digit 2 in 27.359? (a) 2 (b) 0.02 (c) 20 (d) 0.2
  33. 33.What is the value of the digit 2 in 92.437? (a) 0.02 (b) 0.2 (c) 20 (d) 2
  34. 34.What is the value of the digit 8 in 75.186? (a) 0.8 (b) 0.008 (c) 8 (d) 0.08
  35. 35.Which is the greatest: 0.269, 0.35, 0.058, 0.3? (a) 0.269 (b) 0.35 (c) 0.058 (d) 0.3
  36. 36.1.12 + 2.6 = ? (a) 3.62 (b) 3.82 (c) 1.38 (d) 3.72
  37. 37.6.06 + 3.6 = ? (a) 9.56 (b) 6.42 (c) 9.76 (d) 9.66
  38. 38.Which is the greatest: 0.725, 0.078, 0.84, 0.8? (a) 0.725 (b) 0.078 (c) 0.84 (d) 0.8
  39. 39.Which is the greatest: 0.094, 0.626, 0.73, 0.7? (a) 0.094 (b) 0.626 (c) 0.73 (d) 0.7
  40. 40.9.52 + 8.7 = ? (a) 10.39 (b) 18.32 (c) 18.22 (d) 18.12

Answer key

  1. 0.01
  2. 18.48
  3. 11.27
  4. 2.56
  5. 0.2
  6. 14.04
  7. 0.66
  8. 0.44
  9. 5
  10. 18.85
  11. 0.078
  12. 0.049
  13. 0.02
  14. 0.85
  15. 0.74
  16. 0.02
  17. 3.11
  18. 5.72
  19. 7.25
  20. 2
  21. 0.011
  22. 6.43
  23. 50
  24. 10.77
  25. 12.71
  26. 0.87
  27. 11.43
  28. 0.031
  29. 12.16
  30. 10.84
  31. 0.25
  32. 20
  33. 2
  34. 0.08
  35. 0.35
  36. 3.72
  37. 9.66
  38. 0.84
  39. 0.73
  40. 18.22

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