← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 606 · 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: 0.052, 0.43, 0.4, 0.327? (a) 0.052 (b) 0.43 (c) 0.4 (d) 0.327
  2. 2.What is the value of the digit 5 in 61.854? (a) 0.005 (b) 0.05 (c) 5 (d) 0.5
  3. 3.6.17 + 3.6 = ? (a) 9.77 (b) 9.67 (c) 9.87 (d) 6.53
  4. 4.Which is the greatest: 0.052, 0.4, 0.46, 0.341? (a) 0.052 (b) 0.4 (c) 0.46 (d) 0.341
  5. 5.What is the value of the digit 2 in 23.794? (a) 2 (b) 0.2 (c) 0.02 (d) 20
  6. 6.What is the value of the digit 8 in 27.368? (a) 0.8 (b) 8 (c) 0.08 (d) 0.008
  7. 7.3.31 + 1.9 = ? (a) 5.11 (b) 5.31 (c) 3.5 (d) 5.21
  8. 8.3.69 + 4.8 = ? (a) 8.59 (b) 4.17 (c) 8.39 (d) 8.49
  9. 9.5.67 + 1.2 = ? (a) 6.97 (b) 6.77 (c) 5.79 (d) 6.87
  10. 10.What is the value of the digit 4 in 29.574? (a) 0.04 (b) 0.4 (c) 0.004 (d) 4
  11. 11.Which is the smallest: 0.763, 0.8, 0.81, 0.019? (a) 0.763 (b) 0.8 (c) 0.81 (d) 0.019
  12. 12.What is the value of the digit 1 in 95.461? (a) 0.001 (b) 0.1 (c) 1 (d) 0.01
  13. 13.4.33 + 6.4 = ? (a) 10.63 (b) 4.97 (c) 10.83 (d) 10.73
  14. 14.Which is the smallest: 0.696, 0.7, 0.71, 0.015? (a) 0.696 (b) 0.7 (c) 0.71 (d) 0.015
  15. 15.5.99 + 7.6 = ? (a) 6.75 (b) 13.49 (c) 13.69 (d) 13.59
  16. 16.Which is the greatest: 0.2, 0.29, 0.077, 0.131? (a) 0.2 (b) 0.29 (c) 0.077 (d) 0.131
  17. 17.Which is the smallest: 0.4, 0.028, 0.46, 0.379? (a) 0.4 (b) 0.028 (c) 0.46 (d) 0.379
  18. 18.Which is the smallest: 0.215, 0.37, 0.3, 0.077? (a) 0.215 (b) 0.37 (c) 0.3 (d) 0.077
  19. 19.1.91 + 9.4 = ? (a) 11.31 (b) 2.85 (c) 11.41 (d) 11.21
  20. 20.What is the value of the digit 6 in 58.769? (a) 0.006 (b) 0.06 (c) 6 (d) 0.6
  21. 21.What is the value of the digit 1 in 15.278? (a) 0.01 (b) 10 (c) 1 (d) 0.1
  22. 22.What is the value of the digit 4 in 28.174? (a) 0.004 (b) 4 (c) 0.4 (d) 0.04
  23. 23.Which is the greatest: 0.71, 0.7, 0.032, 0.645? (a) 0.71 (b) 0.7 (c) 0.032 (d) 0.645
  24. 24.What is the value of the digit 9 in 47.193? (a) 0.009 (b) 0.9 (c) 0.09 (d) 9
  25. 25.6.99 + 3.6 = ? (a) 10.49 (b) 10.69 (c) 10.59 (d) 7.35
  26. 26.What is the value of the digit 7 in 81.675? (a) 0.007 (b) 0.7 (c) 7 (d) 0.07
  27. 27.Which is the greatest: 0.47, 0.4, 0.371, 0.039? (a) 0.47 (b) 0.4 (c) 0.371 (d) 0.039
  28. 28.9.83 + 4.2 = ? (a) 13.93 (b) 14.13 (c) 14.03 (d) 10.25
  29. 29.What is the value of the digit 3 in 23.874? (a) 3 (b) 0.3 (c) 30 (d) 0.03
  30. 30.2.66 + 4.2 = ? (a) 3.08 (b) 6.96 (c) 6.86 (d) 6.76
  31. 31.What is the value of the digit 6 in 24.356? (a) 0.06 (b) 6 (c) 0.6 (d) 0.006
  32. 32.What is the value of the digit 9 in 69.548? (a) 0.9 (b) 90 (c) 0.09 (d) 9
  33. 33.What is the value of the digit 2 in 25.361? (a) 2 (b) 20 (c) 0.02 (d) 0.2
  34. 34.What is the value of the digit 1 in 61.328? (a) 1 (b) 10 (c) 0.01 (d) 0.1
  35. 35.4.26 + 5.7 = ? (a) 4.83 (b) 9.86 (c) 10.06 (d) 9.96
  36. 36.1.87 + 6.4 = ? (a) 2.51 (b) 8.37 (c) 8.17 (d) 8.27
  37. 37.Which is the greatest: 0.043, 0.533, 0.6, 0.64? (a) 0.043 (b) 0.533 (c) 0.6 (d) 0.64
  38. 38.5.21 + 2.5 = ? (a) 5.46 (b) 7.71 (c) 7.81 (d) 7.61
  39. 39.What is the value of the digit 1 in 49.571? (a) 1 (b) 0.01 (c) 0.001 (d) 0.1
  40. 40.3.74 + 6.6 = ? (a) 4.4 (b) 10.34 (c) 10.24 (d) 10.44

Answer key

  1. 0.052
  2. 0.05
  3. 9.77
  4. 0.46
  5. 20
  6. 0.008
  7. 5.21
  8. 8.49
  9. 6.87
  10. 0.004
  11. 0.019
  12. 0.001
  13. 10.73
  14. 0.015
  15. 13.59
  16. 0.29
  17. 0.028
  18. 0.077
  19. 11.31
  20. 0.06
  21. 10
  22. 0.004
  23. 0.71
  24. 0.09
  25. 10.59
  26. 0.07
  27. 0.47
  28. 14.03
  29. 3
  30. 6.86
  31. 0.006
  32. 9
  33. 20
  34. 1
  35. 9.96
  36. 8.27
  37. 0.64
  38. 7.71
  39. 0.001
  40. 10.34

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