← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 314 · 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: 0.078, 0.87, 0.8, 0.711? (a) 0.078 (b) 0.87 (c) 0.8 (d) 0.711
  2. 2.Which is the greatest: 0.36, 0.042, 0.3, 0.238? (a) 0.36 (b) 0.042 (c) 0.3 (d) 0.238
  3. 3.What is the value of the digit 3 in 27.863? (a) 0.03 (b) 0.3 (c) 0.003 (d) 3
  4. 4.7.81 + 2.1 = ? (a) 9.91 (b) 8.02 (c) 9.81 (d) 10.01
  5. 5.What is the value of the digit 2 in 24.185? (a) 0.2 (b) 0.02 (c) 20 (d) 2
  6. 6.What is the value of the digit 1 in 72.193? (a) 0.01 (b) 1 (c) 0.001 (d) 0.1
  7. 7.What is the value of the digit 1 in 94.571? (a) 0.01 (b) 1 (c) 0.1 (d) 0.001
  8. 8.What is the value of the digit 6 in 56.842? (a) 6 (b) 60 (c) 0.6 (d) 0.06
  9. 9.6.61 + 1.8 = ? (a) 8.41 (b) 8.31 (c) 6.79 (d) 8.51
  10. 10.5.04 + 5.1 = ? (a) 5.55 (b) 10.14 (c) 10.04 (d) 10.24
  11. 11.2.37 + 2.1 = ? (a) 4.37 (b) 4.47 (c) 2.58 (d) 4.57
  12. 12.What is the value of the digit 9 in 17.968? (a) 0.009 (b) 9 (c) 0.09 (d) 0.9
  13. 13.What is the value of the digit 2 in 69.235? (a) 2 (b) 0.2 (c) 0.02 (d) 0.002
  14. 14.6.13 + 8.1 = ? (a) 14.33 (b) 14.23 (c) 6.94 (d) 14.13
  15. 15.What is the value of the digit 2 in 76.425? (a) 0.2 (b) 0.002 (c) 2 (d) 0.02
  16. 16.Which is the smallest: 0.356, 0.4, 0.43, 0.055? (a) 0.356 (b) 0.4 (c) 0.43 (d) 0.055
  17. 17.Which is the greatest: 0.029, 0.83, 0.8, 0.713? (a) 0.029 (b) 0.83 (c) 0.8 (d) 0.713
  18. 18.2.36 + 5.1 = ? (a) 7.36 (b) 2.87 (c) 7.46 (d) 7.56
  19. 19.3.06 + 8.3 = ? (a) 11.36 (b) 11.46 (c) 11.26 (d) 3.89
  20. 20.Which is the greatest: 0.089, 0.794, 0.8, 0.83? (a) 0.089 (b) 0.794 (c) 0.8 (d) 0.83
  21. 21.Which is the smallest: 0.51, 0.479, 0.075, 0.5? (a) 0.51 (b) 0.479 (c) 0.075 (d) 0.5
  22. 22.Which is the smallest: 0.091, 0.59, 0.5, 0.479? (a) 0.091 (b) 0.59 (c) 0.5 (d) 0.479
  23. 23.What is the value of the digit 8 in 23.418? (a) 8 (b) 0.8 (c) 0.08 (d) 0.008
  24. 24.What is the value of the digit 8 in 91.658? (a) 8 (b) 0.08 (c) 0.8 (d) 0.008
  25. 25.What is the value of the digit 6 in 65.791? (a) 60 (b) 6 (c) 0.6 (d) 0.06
  26. 26.Which is the smallest: 0.526, 0.017, 0.65, 0.6? (a) 0.526 (b) 0.017 (c) 0.65 (d) 0.6
  27. 27.What is the value of the digit 6 in 26.398? (a) 0.06 (b) 6 (c) 60 (d) 0.6
  28. 28.7.12 + 2.1 = ? (a) 7.33 (b) 9.12 (c) 9.22 (d) 9.32
  29. 29.What is the value of the digit 6 in 71.569? (a) 0.006 (b) 6 (c) 0.06 (d) 0.6
  30. 30.6.48 + 8.6 = ? (a) 14.98 (b) 15.08 (c) 7.34 (d) 15.18
  31. 31.Which is the smallest: 0.081, 0.55, 0.5, 0.435? (a) 0.081 (b) 0.55 (c) 0.5 (d) 0.435
  32. 32.Which is the smallest: 0.48, 0.4, 0.325, 0.045? (a) 0.48 (b) 0.4 (c) 0.325 (d) 0.045
  33. 33.3.18 + 5.9 = ? (a) 9.18 (b) 8.98 (c) 9.08 (d) 3.77
  34. 34.What is the value of the digit 9 in 29.678? (a) 0.9 (b) 0.09 (c) 90 (d) 9
  35. 35.8.92 + 2.1 = ? (a) 10.92 (b) 9.13 (c) 11.12 (d) 11.02
  36. 36.4.31 + 9.7 = ? (a) 5.28 (b) 14.11 (c) 13.91 (d) 14.01
  37. 37.3.13 + 1.2 = ? (a) 3.25 (b) 4.33 (c) 4.43 (d) 4.23
  38. 38.What is the value of the digit 3 in 57.398? (a) 0.003 (b) 0.03 (c) 3 (d) 0.3
  39. 39.5.52 + 7.7 = ? (a) 13.22 (b) 6.29 (c) 13.12 (d) 13.32
  40. 40.What is the value of the digit 8 in 83.479? (a) 0.08 (b) 0.8 (c) 80 (d) 8

Answer key

  1. 0.078
  2. 0.36
  3. 0.003
  4. 9.91
  5. 20
  6. 0.1
  7. 0.001
  8. 6
  9. 8.41
  10. 10.14
  11. 4.47
  12. 0.9
  13. 0.2
  14. 14.23
  15. 0.02
  16. 0.055
  17. 0.83
  18. 7.46
  19. 11.36
  20. 0.83
  21. 0.075
  22. 0.091
  23. 0.008
  24. 0.008
  25. 60
  26. 0.017
  27. 6
  28. 9.22
  29. 0.06
  30. 15.08
  31. 0.081
  32. 0.045
  33. 9.08
  34. 9
  35. 11.02
  36. 14.01
  37. 4.33
  38. 0.3
  39. 13.22
  40. 80

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