← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 867 · 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 6 in 61.584? (a) 6 (b) 0.06 (c) 60 (d) 0.6
  2. 2.Which is the smallest: 0.042, 0.695, 0.78, 0.7? (a) 0.042 (b) 0.695 (c) 0.78 (d) 0.7
  3. 3.5.11 + 1.8 = ? (a) 6.81 (b) 7.01 (c) 5.29 (d) 6.91
  4. 4.What is the value of the digit 9 in 52.639? (a) 0.009 (b) 0.9 (c) 0.09 (d) 9
  5. 5.What is the value of the digit 4 in 23.541? (a) 4 (b) 0.4 (c) 0.04 (d) 0.004
  6. 6.Which is the smallest: 0.4, 0.371, 0.49, 0.024? (a) 0.4 (b) 0.371 (c) 0.49 (d) 0.024
  7. 7.8.87 + 6.6 = ? (a) 15.47 (b) 9.53 (c) 15.37 (d) 15.57
  8. 8.4.39 + 1.9 = ? (a) 6.39 (b) 6.29 (c) 6.19 (d) 4.58
  9. 9.7.69 + 7.1 = ? (a) 8.4 (b) 14.79 (c) 14.89 (d) 14.69
  10. 10.What is the value of the digit 6 in 85.236? (a) 0.06 (b) 6 (c) 0.6 (d) 0.006
  11. 11.5.18 + 8.1 = ? (a) 13.18 (b) 5.99 (c) 13.28 (d) 13.38
  12. 12.What is the value of the digit 8 in 83.647? (a) 8 (b) 0.8 (c) 80 (d) 0.08
  13. 13.Which is the greatest: 0.426, 0.56, 0.075, 0.5? (a) 0.426 (b) 0.56 (c) 0.075 (d) 0.5
  14. 14.3.03 + 8.4 = ? (a) 11.33 (b) 11.43 (c) 3.87 (d) 11.53
  15. 15.Which is the greatest: 0.2, 0.067, 0.24, 0.131? (a) 0.2 (b) 0.067 (c) 0.24 (d) 0.131
  16. 16.Which is the greatest: 0.3, 0.32, 0.082, 0.286? (a) 0.3 (b) 0.32 (c) 0.082 (d) 0.286
  17. 17.1.81 + 8.1 = ? (a) 2.62 (b) 9.91 (c) 10.01 (d) 9.81
  18. 18.What is the value of the digit 8 in 61.487? (a) 0.08 (b) 0.8 (c) 0.008 (d) 8
  19. 19.Which is the smallest: 0.6, 0.534, 0.67, 0.017? (a) 0.6 (b) 0.534 (c) 0.67 (d) 0.017
  20. 20.9.17 + 3.7 = ? (a) 12.87 (b) 12.77 (c) 12.97 (d) 9.54
  21. 21.What is the value of the digit 1 in 21.947? (a) 0.1 (b) 1 (c) 10 (d) 0.01
  22. 22.1.72 + 3.5 = ? (a) 5.22 (b) 2.07 (c) 5.12 (d) 5.32
  23. 23.4.54 + 6.5 = ? (a) 10.94 (b) 11.04 (c) 11.14 (d) 5.19
  24. 24.Which is the greatest: 0.053, 0.78, 0.666, 0.7? (a) 0.053 (b) 0.78 (c) 0.666 (d) 0.7
  25. 25.Which is the smallest: 0.068, 0.34, 0.275, 0.3? (a) 0.068 (b) 0.34 (c) 0.275 (d) 0.3
  26. 26.5.16 + 8.5 = ? (a) 13.56 (b) 6.01 (c) 13.66 (d) 13.76
  27. 27.What is the value of the digit 6 in 26.918? (a) 6 (b) 60 (c) 0.06 (d) 0.6
  28. 28.Which is the smallest: 0.568, 0.021, 0.64, 0.6? (a) 0.568 (b) 0.021 (c) 0.64 (d) 0.6
  29. 29.5.98 + 5.8 = ? (a) 11.78 (b) 11.88 (c) 11.68 (d) 6.56
  30. 30.Which is the smallest: 0.058, 0.83, 0.8, 0.734? (a) 0.058 (b) 0.83 (c) 0.8 (d) 0.734
  31. 31.Which is the smallest: 0.5, 0.56, 0.043, 0.432? (a) 0.5 (b) 0.56 (c) 0.043 (d) 0.432
  32. 32.1.06 + 3.1 = ? (a) 4.06 (b) 4.26 (c) 4.16 (d) 1.37
  33. 33.1.54 + 4.9 = ? (a) 6.34 (b) 6.54 (c) 6.44 (d) 2.03
  34. 34.8.21 + 9.3 = ? (a) 17.51 (b) 17.61 (c) 9.14 (d) 17.41
  35. 35.3.11 + 4.5 = ? (a) 7.71 (b) 3.56 (c) 7.61 (d) 7.51
  36. 36.Which is the greatest: 0.044, 0.2, 0.153, 0.28? (a) 0.044 (b) 0.2 (c) 0.153 (d) 0.28
  37. 37.Which is the smallest: 0.658, 0.7, 0.072, 0.79? (a) 0.658 (b) 0.7 (c) 0.072 (d) 0.79
  38. 38.Which is the smallest: 0.484, 0.5, 0.51, 0.017? (a) 0.484 (b) 0.5 (c) 0.51 (d) 0.017
  39. 39.Which is the smallest: 0.044, 0.36, 0.267, 0.3? (a) 0.044 (b) 0.36 (c) 0.267 (d) 0.3
  40. 40.What is the value of the digit 2 in 82.671? (a) 0.02 (b) 20 (c) 2 (d) 0.2

Answer key

  1. 60
  2. 0.042
  3. 6.91
  4. 0.009
  5. 0.04
  6. 0.024
  7. 15.47
  8. 6.29
  9. 14.79
  10. 0.006
  11. 13.28
  12. 80
  13. 0.56
  14. 11.43
  15. 0.24
  16. 0.32
  17. 9.91
  18. 0.08
  19. 0.017
  20. 12.87
  21. 1
  22. 5.22
  23. 11.04
  24. 0.78
  25. 0.068
  26. 13.66
  27. 6
  28. 0.021
  29. 11.78
  30. 0.058
  31. 0.043
  32. 4.16
  33. 6.44
  34. 17.51
  35. 7.61
  36. 0.28
  37. 0.072
  38. 0.017
  39. 0.044
  40. 2

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