← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 613 · 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: 0.035, 0.2, 0.29, 0.179? (a) 0.035 (b) 0.2 (c) 0.29 (d) 0.179
  2. 2.Which is the greatest: 0.035, 0.32, 0.3, 0.235? (a) 0.035 (b) 0.32 (c) 0.3 (d) 0.235
  3. 3.2.42 + 2.4 = ? (a) 2.66 (b) 4.72 (c) 4.82 (d) 4.92
  4. 4.Which is the greatest: 0.2, 0.085, 0.26, 0.153? (a) 0.2 (b) 0.085 (c) 0.26 (d) 0.153
  5. 5.2.36 + 5.3 = ? (a) 7.66 (b) 7.76 (c) 7.56 (d) 2.89
  6. 6.4.17 + 2.5 = ? (a) 6.57 (b) 6.67 (c) 4.42 (d) 6.77
  7. 7.9.01 + 3.3 = ? (a) 12.31 (b) 12.21 (c) 12.41 (d) 9.34
  8. 8.1.78 + 7.3 = ? (a) 9.08 (b) 2.51 (c) 9.18 (d) 8.98
  9. 9.5.53 + 9.3 = ? (a) 6.46 (b) 14.93 (c) 14.83 (d) 14.73
  10. 10.What is the value of the digit 2 in 57.812? (a) 0.02 (b) 2 (c) 0.2 (d) 0.002
  11. 11.9.26 + 1.5 = ? (a) 9.41 (b) 10.66 (c) 10.76 (d) 10.86
  12. 12.Which is the greatest: 0.4, 0.039, 0.379, 0.47? (a) 0.4 (b) 0.039 (c) 0.379 (d) 0.47
  13. 13.7.55 + 2.3 = ? (a) 7.78 (b) 9.95 (c) 9.75 (d) 9.85
  14. 14.Which is the smallest: 0.563, 0.6, 0.092, 0.68? (a) 0.563 (b) 0.6 (c) 0.092 (d) 0.68
  15. 15.1.95 + 6.2 = ? (a) 8.15 (b) 8.25 (c) 8.05 (d) 2.57
  16. 16.8.11 + 4.7 = ? (a) 12.71 (b) 12.91 (c) 8.58 (d) 12.81
  17. 17.What is the value of the digit 4 in 54.837? (a) 0.04 (b) 40 (c) 4 (d) 0.4
  18. 18.Which is the greatest: 0.28, 0.094, 0.195, 0.2? (a) 0.28 (b) 0.094 (c) 0.195 (d) 0.2
  19. 19.What is the value of the digit 5 in 85.469? (a) 50 (b) 0.05 (c) 5 (d) 0.5
  20. 20.Which is the greatest: 0.83, 0.746, 0.013, 0.8? (a) 0.83 (b) 0.746 (c) 0.013 (d) 0.8
  21. 21.What is the value of the digit 3 in 69.723? (a) 0.003 (b) 3 (c) 0.03 (d) 0.3
  22. 22.What is the value of the digit 5 in 13.567? (a) 0.05 (b) 0.5 (c) 5 (d) 0.005
  23. 23.4.47 + 4.9 = ? (a) 9.37 (b) 9.47 (c) 9.27 (d) 4.96
  24. 24.9.14 + 8.7 = ? (a) 17.74 (b) 10.01 (c) 17.84 (d) 17.94
  25. 25.6.39 + 9.8 = ? (a) 16.19 (b) 16.09 (c) 16.29 (d) 7.37
  26. 26.Which is the smallest: 0.438, 0.53, 0.5, 0.066? (a) 0.438 (b) 0.53 (c) 0.5 (d) 0.066
  27. 27.1.94 + 6.5 = ? (a) 2.59 (b) 8.34 (c) 8.54 (d) 8.44
  28. 28.What is the value of the digit 6 in 68.379? (a) 0.06 (b) 6 (c) 60 (d) 0.6
  29. 29.What is the value of the digit 5 in 53.469? (a) 0.05 (b) 5 (c) 50 (d) 0.5
  30. 30.Which is the greatest: 0.448, 0.057, 0.55, 0.5? (a) 0.448 (b) 0.057 (c) 0.55 (d) 0.5
  31. 31.1.31 + 3.5 = ? (a) 4.91 (b) 4.81 (c) 4.71 (d) 1.66
  32. 32.2.18 + 1.2 = ? (a) 2.3 (b) 3.48 (c) 3.38 (d) 3.28
  33. 33.What is the value of the digit 4 in 69.824? (a) 4 (b) 0.04 (c) 0.004 (d) 0.4
  34. 34.Which is the greatest: 0.099, 0.32, 0.3, 0.275? (a) 0.099 (b) 0.32 (c) 0.3 (d) 0.275
  35. 35.Which is the smallest: 0.3, 0.31, 0.086, 0.284? (a) 0.3 (b) 0.31 (c) 0.086 (d) 0.284
  36. 36.8.11 + 7.1 = ? (a) 8.82 (b) 15.11 (c) 15.21 (d) 15.31
  37. 37.9.57 + 4.5 = ? (a) 14.17 (b) 10.02 (c) 13.97 (d) 14.07
  38. 38.Which is the greatest: 0.7, 0.035, 0.77, 0.699? (a) 0.7 (b) 0.035 (c) 0.77 (d) 0.699
  39. 39.What is the value of the digit 3 in 23.478? (a) 0.03 (b) 3 (c) 0.3 (d) 30
  40. 40.What is the value of the digit 7 in 82.697? (a) 7 (b) 0.7 (c) 0.07 (d) 0.007

Answer key

  1. 0.035
  2. 0.32
  3. 4.82
  4. 0.26
  5. 7.66
  6. 6.67
  7. 12.31
  8. 9.08
  9. 14.83
  10. 0.002
  11. 10.76
  12. 0.47
  13. 9.85
  14. 0.092
  15. 8.15
  16. 12.81
  17. 4
  18. 0.28
  19. 5
  20. 0.83
  21. 0.003
  22. 0.5
  23. 9.37
  24. 17.84
  25. 16.19
  26. 0.066
  27. 8.44
  28. 60
  29. 50
  30. 0.55
  31. 4.81
  32. 3.38
  33. 0.004
  34. 0.32
  35. 0.086
  36. 15.21
  37. 14.07
  38. 0.77
  39. 3
  40. 0.007

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