← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 588 · 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: 0.154, 0.2, 0.26, 0.037? (a) 0.154 (b) 0.2 (c) 0.26 (d) 0.037
  2. 2.Which is the smallest: 0.87, 0.8, 0.037, 0.773? (a) 0.87 (b) 0.8 (c) 0.037 (d) 0.773
  3. 3.9.04 + 1.9 = ? (a) 11.04 (b) 9.23 (c) 10.94 (d) 10.84
  4. 4.Which is the greatest: 0.62, 0.032, 0.584, 0.6? (a) 0.62 (b) 0.032 (c) 0.584 (d) 0.6
  5. 5.Which is the greatest: 0.5, 0.463, 0.071, 0.54? (a) 0.5 (b) 0.463 (c) 0.071 (d) 0.54
  6. 6.What is the value of the digit 9 in 18.349? (a) 0.9 (b) 0.09 (c) 9 (d) 0.009
  7. 7.2.23 + 3.6 = ? (a) 5.93 (b) 5.83 (c) 5.73 (d) 2.59
  8. 8.Which is the smallest: 0.38, 0.018, 0.3, 0.238? (a) 0.38 (b) 0.018 (c) 0.3 (d) 0.238
  9. 9.Which is the smallest: 0.086, 0.769, 0.8, 0.86? (a) 0.086 (b) 0.769 (c) 0.8 (d) 0.86
  10. 10.9.42 + 7.1 = ? (a) 10.13 (b) 16.52 (c) 16.42 (d) 16.62
  11. 11.3.55 + 5.4 = ? (a) 8.95 (b) 4.09 (c) 9.05 (d) 8.85
  12. 12.2.39 + 2.1 = ? (a) 4.39 (b) 4.59 (c) 2.6 (d) 4.49
  13. 13.1.74 + 4.6 = ? (a) 6.44 (b) 6.34 (c) 6.24 (d) 2.2
  14. 14.Which is the smallest: 0.153, 0.22, 0.088, 0.2? (a) 0.153 (b) 0.22 (c) 0.088 (d) 0.2
  15. 15.Which is the smallest: 0.8, 0.747, 0.098, 0.84? (a) 0.8 (b) 0.747 (c) 0.098 (d) 0.84
  16. 16.Which is the greatest: 0.613, 0.74, 0.7, 0.014? (a) 0.613 (b) 0.74 (c) 0.7 (d) 0.014
  17. 17.Which is the greatest: 0.87, 0.8, 0.082, 0.779? (a) 0.87 (b) 0.8 (c) 0.082 (d) 0.779
  18. 18.3.61 + 9.4 = ? (a) 13.01 (b) 13.11 (c) 4.55 (d) 12.91
  19. 19.9.04 + 7.2 = ? (a) 9.76 (b) 16.34 (c) 16.14 (d) 16.24
  20. 20.What is the value of the digit 2 in 41.283? (a) 0.2 (b) 0.02 (c) 2 (d) 0.002
  21. 21.Which is the greatest: 0.053, 0.45, 0.364, 0.4? (a) 0.053 (b) 0.45 (c) 0.364 (d) 0.4
  22. 22.6.53 + 5.1 = ? (a) 11.73 (b) 11.63 (c) 7.04 (d) 11.53
  23. 23.Which is the smallest: 0.74, 0.077, 0.678, 0.7? (a) 0.74 (b) 0.077 (c) 0.678 (d) 0.7
  24. 24.4.18 + 2.3 = ? (a) 6.58 (b) 6.38 (c) 6.48 (d) 4.41
  25. 25.What is the value of the digit 1 in 21.635? (a) 0.01 (b) 0.1 (c) 10 (d) 1
  26. 26.1.67 + 8.7 = ? (a) 10.47 (b) 2.54 (c) 10.37 (d) 10.27
  27. 27.Which is the smallest: 0.563, 0.041, 0.6, 0.63? (a) 0.563 (b) 0.041 (c) 0.6 (d) 0.63
  28. 28.3.37 + 3.9 = ? (a) 7.27 (b) 7.37 (c) 3.76 (d) 7.17
  29. 29.5.59 + 2.8 = ? (a) 8.49 (b) 8.29 (c) 8.39 (d) 5.87
  30. 30.What is the value of the digit 3 in 54.239? (a) 0.003 (b) 3 (c) 0.3 (d) 0.03
  31. 31.8.48 + 1.7 = ? (a) 10.28 (b) 10.08 (c) 8.65 (d) 10.18
  32. 32.3.47 + 3.4 = ? (a) 3.81 (b) 6.97 (c) 6.87 (d) 6.77
  33. 33.3.53 + 2.8 = ? (a) 6.43 (b) 6.33 (c) 6.23 (d) 3.81
  34. 34.What is the value of the digit 5 in 26.514? (a) 0.5 (b) 0.005 (c) 0.05 (d) 5
  35. 35.Which is the greatest: 0.2, 0.23, 0.024, 0.154? (a) 0.2 (b) 0.23 (c) 0.024 (d) 0.154
  36. 36.Which is the smallest: 0.52, 0.094, 0.495, 0.5? (a) 0.52 (b) 0.094 (c) 0.495 (d) 0.5
  37. 37.Which is the greatest: 0.3, 0.053, 0.228, 0.37? (a) 0.3 (b) 0.053 (c) 0.228 (d) 0.37
  38. 38.What is the value of the digit 7 in 39.172? (a) 0.7 (b) 7 (c) 0.07 (d) 0.007
  39. 39.Which is the greatest: 0.321, 0.41, 0.096, 0.4? (a) 0.321 (b) 0.41 (c) 0.096 (d) 0.4
  40. 40.1.52 + 9.8 = ? (a) 11.32 (b) 11.22 (c) 11.42 (d) 2.5

Answer key

  1. 0.26
  2. 0.037
  3. 10.94
  4. 0.62
  5. 0.54
  6. 0.009
  7. 5.83
  8. 0.018
  9. 0.086
  10. 16.52
  11. 8.95
  12. 4.49
  13. 6.34
  14. 0.088
  15. 0.098
  16. 0.74
  17. 0.87
  18. 13.01
  19. 16.24
  20. 0.2
  21. 0.45
  22. 11.63
  23. 0.077
  24. 6.48
  25. 1
  26. 10.37
  27. 0.041
  28. 7.27
  29. 8.39
  30. 0.03
  31. 10.18
  32. 6.87
  33. 6.33
  34. 0.5
  35. 0.23
  36. 0.094
  37. 0.37
  38. 0.07
  39. 0.41
  40. 11.32

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