← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 655 · 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 9 in 79.486? (a) 9 (b) 0.9 (c) 90 (d) 0.09
  2. 2.What is the value of the digit 2 in 65.127? (a) 0.02 (b) 2 (c) 0.002 (d) 0.2
  3. 3.Which is the smallest: 0.6, 0.61, 0.092, 0.578? (a) 0.6 (b) 0.61 (c) 0.092 (d) 0.578
  4. 4.2.52 + 6.9 = ? (a) 9.52 (b) 3.21 (c) 9.42 (d) 9.32
  5. 5.6.96 + 1.3 = ? (a) 8.16 (b) 8.36 (c) 8.26 (d) 7.09
  6. 6.What is the value of the digit 3 in 75.346? (a) 0.3 (b) 0.03 (c) 0.003 (d) 3
  7. 7.2.58 + 7.8 = ? (a) 10.38 (b) 10.48 (c) 10.28 (d) 3.36
  8. 8.Which is the greatest: 0.038, 0.59, 0.5, 0.421? (a) 0.038 (b) 0.59 (c) 0.5 (d) 0.421
  9. 9.3.23 + 1.3 = ? (a) 4.53 (b) 4.43 (c) 3.36 (d) 4.63
  10. 10.2.39 + 8.1 = ? (a) 10.49 (b) 10.39 (c) 3.2 (d) 10.59
  11. 11.What is the value of the digit 2 in 52.913? (a) 20 (b) 0.2 (c) 2 (d) 0.02
  12. 12.1.51 + 5.6 = ? (a) 7.21 (b) 7.11 (c) 7.01 (d) 2.07
  13. 13.Which is the smallest: 0.017, 0.73, 0.7, 0.635? (a) 0.017 (b) 0.73 (c) 0.7 (d) 0.635
  14. 14.5.19 + 3.1 = ? (a) 8.39 (b) 5.5 (c) 8.19 (d) 8.29
  15. 15.What is the value of the digit 4 in 49.325? (a) 0.4 (b) 40 (c) 0.04 (d) 4
  16. 16.What is the value of the digit 7 in 67.123? (a) 7 (b) 70 (c) 0.07 (d) 0.7
  17. 17.Which is the greatest: 0.29, 0.118, 0.095, 0.2? (a) 0.29 (b) 0.118 (c) 0.095 (d) 0.2
  18. 18.Which is the greatest: 0.7, 0.78, 0.054, 0.612? (a) 0.7 (b) 0.78 (c) 0.054 (d) 0.612
  19. 19.Which is the greatest: 0.046, 0.64, 0.6, 0.539? (a) 0.046 (b) 0.64 (c) 0.6 (d) 0.539
  20. 20.What is the value of the digit 6 in 61.274? (a) 6 (b) 0.06 (c) 60 (d) 0.6
  21. 21.6.78 + 4.7 = ? (a) 11.48 (b) 11.58 (c) 7.25 (d) 11.38
  22. 22.2.89 + 2.8 = ? (a) 3.17 (b) 5.79 (c) 5.69 (d) 5.59
  23. 23.What is the value of the digit 7 in 81.975? (a) 0.7 (b) 0.007 (c) 0.07 (d) 7
  24. 24.7.68 + 1.7 = ? (a) 7.85 (b) 9.28 (c) 9.48 (d) 9.38
  25. 25.What is the value of the digit 3 in 38.769? (a) 30 (b) 0.3 (c) 0.03 (d) 3
  26. 26.3.13 + 4.1 = ? (a) 7.33 (b) 7.23 (c) 7.13 (d) 3.54
  27. 27.What is the value of the digit 5 in 85.219? (a) 5 (b) 0.05 (c) 0.5 (d) 50
  28. 28.3.43 + 6.1 = ? (a) 9.63 (b) 4.04 (c) 9.43 (d) 9.53
  29. 29.What is the value of the digit 7 in 71.382? (a) 0.07 (b) 7 (c) 0.7 (d) 70
  30. 30.4.35 + 5.9 = ? (a) 10.15 (b) 10.25 (c) 10.35 (d) 4.94
  31. 31.3.05 + 3.7 = ? (a) 3.42 (b) 6.85 (c) 6.65 (d) 6.75
  32. 32.8.16 + 1.3 = ? (a) 8.29 (b) 9.56 (c) 9.36 (d) 9.46
  33. 33.7.78 + 9.1 = ? (a) 16.88 (b) 16.98 (c) 8.69 (d) 16.78
  34. 34.What is the value of the digit 7 in 75.863? (a) 0.7 (b) 7 (c) 0.07 (d) 70
  35. 35.2.58 + 2.7 = ? (a) 5.38 (b) 2.85 (c) 5.18 (d) 5.28
  36. 36.Which is the greatest: 0.571, 0.61, 0.6, 0.022? (a) 0.571 (b) 0.61 (c) 0.6 (d) 0.022
  37. 37.9.56 + 5.6 = ? (a) 15.26 (b) 15.06 (c) 10.12 (d) 15.16
  38. 38.9.25 + 3.8 = ? (a) 13.15 (b) 13.05 (c) 12.95 (d) 9.63
  39. 39.2.51 + 9.7 = ? (a) 12.31 (b) 3.48 (c) 12.11 (d) 12.21
  40. 40.Which is the smallest: 0.5, 0.077, 0.446, 0.51? (a) 0.5 (b) 0.077 (c) 0.446 (d) 0.51

Answer key

  1. 9
  2. 0.02
  3. 0.092
  4. 9.42
  5. 8.26
  6. 0.3
  7. 10.38
  8. 0.59
  9. 4.53
  10. 10.49
  11. 2
  12. 7.11
  13. 0.017
  14. 8.29
  15. 40
  16. 7
  17. 0.29
  18. 0.78
  19. 0.64
  20. 60
  21. 11.48
  22. 5.69
  23. 0.07
  24. 9.38
  25. 30
  26. 7.23
  27. 5
  28. 9.53
  29. 70
  30. 10.25
  31. 6.75
  32. 9.46
  33. 16.88
  34. 70
  35. 5.28
  36. 0.61
  37. 15.16
  38. 13.05
  39. 12.21
  40. 0.077

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