← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 793 · 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 greatest: 0.6, 0.015, 0.562, 0.68? (a) 0.6 (b) 0.015 (c) 0.562 (d) 0.68
  2. 2.2.42 + 8.2 = ? (a) 3.24 (b) 10.62 (c) 10.52 (d) 10.72
  3. 3.What is the value of the digit 5 in 37.852? (a) 5 (b) 0.005 (c) 0.5 (d) 0.05
  4. 4.9.89 + 6.9 = ? (a) 10.58 (b) 16.89 (c) 16.79 (d) 16.69
  5. 5.What is the value of the digit 5 in 16.359? (a) 0.005 (b) 0.05 (c) 0.5 (d) 5
  6. 6.Which is the smallest: 0.36, 0.052, 0.233, 0.3? (a) 0.36 (b) 0.052 (c) 0.233 (d) 0.3
  7. 7.What is the value of the digit 6 in 31.568? (a) 0.6 (b) 0.06 (c) 0.006 (d) 6
  8. 8.Which is the greatest: 0.535, 0.62, 0.6, 0.039? (a) 0.535 (b) 0.62 (c) 0.6 (d) 0.039
  9. 9.1.41 + 6.1 = ? (a) 2.02 (b) 7.41 (c) 7.61 (d) 7.51
  10. 10.Which is the smallest: 0.471, 0.5, 0.53, 0.045? (a) 0.471 (b) 0.5 (c) 0.53 (d) 0.045
  11. 11.Which is the greatest: 0.091, 0.4, 0.44, 0.373? (a) 0.091 (b) 0.4 (c) 0.44 (d) 0.373
  12. 12.6.76 + 5.1 = ? (a) 7.27 (b) 11.76 (c) 11.96 (d) 11.86
  13. 13.What is the value of the digit 3 in 34.217? (a) 30 (b) 0.03 (c) 3 (d) 0.3
  14. 14.8.44 + 6.2 = ? (a) 14.74 (b) 14.64 (c) 14.54 (d) 9.06
  15. 15.What is the value of the digit 6 in 56.142? (a) 6 (b) 0.6 (c) 60 (d) 0.06
  16. 16.7.75 + 6.1 = ? (a) 13.75 (b) 8.36 (c) 13.95 (d) 13.85
  17. 17.5.33 + 3.9 = ? (a) 9.13 (b) 9.33 (c) 5.72 (d) 9.23
  18. 18.9.16 + 7.6 = ? (a) 9.92 (b) 16.66 (c) 16.76 (d) 16.86
  19. 19.4.47 + 1.6 = ? (a) 6.07 (b) 6.17 (c) 4.63 (d) 5.97
  20. 20.2.84 + 1.6 = ? (a) 4.44 (b) 4.54 (c) 3 (d) 4.34
  21. 21.6.03 + 1.7 = ? (a) 6.2 (b) 7.63 (c) 7.83 (d) 7.73
  22. 22.Which is the greatest: 0.084, 0.35, 0.274, 0.3? (a) 0.084 (b) 0.35 (c) 0.274 (d) 0.3
  23. 23.Which is the greatest: 0.52, 0.065, 0.498, 0.5? (a) 0.52 (b) 0.065 (c) 0.498 (d) 0.5
  24. 24.2.76 + 5.5 = ? (a) 8.26 (b) 8.36 (c) 3.31 (d) 8.16
  25. 25.3.11 + 4.3 = ? (a) 7.51 (b) 3.54 (c) 7.31 (d) 7.41
  26. 26.What is the value of the digit 6 in 41.968? (a) 0.6 (b) 0.006 (c) 0.06 (d) 6
  27. 27.Which is the greatest: 0.085, 0.383, 0.4, 0.42? (a) 0.085 (b) 0.383 (c) 0.4 (d) 0.42
  28. 28.5.51 + 1.8 = ? (a) 7.21 (b) 5.69 (c) 7.41 (d) 7.31
  29. 29.What is the value of the digit 1 in 31.824? (a) 0.1 (b) 1 (c) 0.01 (d) 10
  30. 30.5.61 + 1.8 = ? (a) 7.31 (b) 7.41 (c) 7.51 (d) 5.79
  31. 31.6.87 + 3.4 = ? (a) 7.21 (b) 10.37 (c) 10.17 (d) 10.27
  32. 32.Which is the greatest: 0.37, 0.095, 0.212, 0.3? (a) 0.37 (b) 0.095 (c) 0.212 (d) 0.3
  33. 33.7.68 + 7.6 = ? (a) 15.38 (b) 8.44 (c) 15.28 (d) 15.18
  34. 34.Which is the greatest: 0.079, 0.4, 0.369, 0.43? (a) 0.079 (b) 0.4 (c) 0.369 (d) 0.43
  35. 35.9.92 + 5.3 = ? (a) 10.45 (b) 15.32 (c) 15.12 (d) 15.22
  36. 36.Which is the smallest: 0.33, 0.271, 0.3, 0.032? (a) 0.33 (b) 0.271 (c) 0.3 (d) 0.032
  37. 37.What is the value of the digit 4 in 46.915? (a) 40 (b) 4 (c) 0.04 (d) 0.4
  38. 38.Which is the greatest: 0.181, 0.091, 0.22, 0.2? (a) 0.181 (b) 0.091 (c) 0.22 (d) 0.2
  39. 39.Which is the smallest: 0.121, 0.27, 0.2, 0.058? (a) 0.121 (b) 0.27 (c) 0.2 (d) 0.058
  40. 40.Which is the greatest: 0.67, 0.553, 0.6, 0.075? (a) 0.67 (b) 0.553 (c) 0.6 (d) 0.075

Answer key

  1. 0.68
  2. 10.62
  3. 0.05
  4. 16.79
  5. 0.05
  6. 0.052
  7. 0.06
  8. 0.62
  9. 7.51
  10. 0.045
  11. 0.44
  12. 11.86
  13. 30
  14. 14.64
  15. 6
  16. 13.85
  17. 9.23
  18. 16.76
  19. 6.07
  20. 4.44
  21. 7.73
  22. 0.35
  23. 0.52
  24. 8.26
  25. 7.41
  26. 0.06
  27. 0.42
  28. 7.31
  29. 1
  30. 7.41
  31. 10.27
  32. 0.37
  33. 15.28
  34. 0.43
  35. 15.22
  36. 0.032
  37. 40
  38. 0.22
  39. 0.058
  40. 0.67

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