← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 737 · 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. 1.3.39 + 2.3 = ? (a) 5.79 (b) 5.69 (c) 3.62 (d) 5.59
  2. 2.What is the value of the digit 8 in 75.638? (a) 8 (b) 0.8 (c) 0.08 (d) 0.008
  3. 3.6.36 + 6.7 = ? (a) 12.96 (b) 13.06 (c) 13.16 (d) 7.03
  4. 4.Which is the smallest: 0.299, 0.097, 0.35, 0.3? (a) 0.299 (b) 0.097 (c) 0.35 (d) 0.3
  5. 5.What is the value of the digit 8 in 91.682? (a) 0.08 (b) 0.008 (c) 0.8 (d) 8
  6. 6.Which is the greatest: 0.75, 0.022, 0.7, 0.639? (a) 0.75 (b) 0.022 (c) 0.7 (d) 0.639
  7. 7.3.61 + 7.1 = ? (a) 10.61 (b) 10.71 (c) 10.81 (d) 4.32
  8. 8.Which is the smallest: 0.039, 0.5, 0.56, 0.425? (a) 0.039 (b) 0.5 (c) 0.56 (d) 0.425
  9. 9.6.06 + 2.3 = ? (a) 8.36 (b) 8.26 (c) 6.29 (d) 8.46
  10. 10.What is the value of the digit 8 in 29.648? (a) 0.008 (b) 8 (c) 0.8 (d) 0.08
  11. 11.Which is the greatest: 0.137, 0.2, 0.25, 0.014? (a) 0.137 (b) 0.2 (c) 0.25 (d) 0.014
  12. 12.8.31 + 2.7 = ? (a) 11.11 (b) 10.91 (c) 8.58 (d) 11.01
  13. 13.1.13 + 5.3 = ? (a) 1.66 (b) 6.33 (c) 6.53 (d) 6.43
  14. 14.Which is the smallest: 0.612, 0.74, 0.012, 0.7? (a) 0.612 (b) 0.74 (c) 0.012 (d) 0.7
  15. 15.What is the value of the digit 6 in 61.254? (a) 0.6 (b) 6 (c) 60 (d) 0.06
  16. 16.Which is the smallest: 0.7, 0.072, 0.75, 0.637? (a) 0.7 (b) 0.072 (c) 0.75 (d) 0.637
  17. 17.2.58 + 7.6 = ? (a) 10.18 (b) 10.28 (c) 10.08 (d) 3.34
  18. 18.What is the value of the digit 4 in 56.413? (a) 0.4 (b) 0.004 (c) 0.04 (d) 4
  19. 19.What is the value of the digit 7 in 82.917? (a) 7 (b) 0.07 (c) 0.7 (d) 0.007
  20. 20.Which is the smallest: 0.717, 0.025, 0.8, 0.87? (a) 0.717 (b) 0.025 (c) 0.8 (d) 0.87
  21. 21.1.11 + 7.2 = ? (a) 1.83 (b) 8.21 (c) 8.31 (d) 8.41
  22. 22.What is the value of the digit 7 in 57.182? (a) 0.7 (b) 7 (c) 0.07 (d) 70
  23. 23.Which is the smallest: 0.039, 0.25, 0.183, 0.2? (a) 0.039 (b) 0.25 (c) 0.183 (d) 0.2
  24. 24.8.21 + 1.4 = ? (a) 9.51 (b) 8.35 (c) 9.71 (d) 9.61
  25. 25.Which is the smallest: 0.686, 0.011, 0.7, 0.79? (a) 0.686 (b) 0.011 (c) 0.7 (d) 0.79
  26. 26.Which is the smallest: 0.22, 0.097, 0.141, 0.2? (a) 0.22 (b) 0.097 (c) 0.141 (d) 0.2
  27. 27.What is the value of the digit 9 in 69.357? (a) 90 (b) 0.09 (c) 9 (d) 0.9
  28. 28.Which is the smallest: 0.373, 0.46, 0.4, 0.047? (a) 0.373 (b) 0.46 (c) 0.4 (d) 0.047
  29. 29.6.47 + 6.6 = ? (a) 7.13 (b) 13.17 (c) 13.07 (d) 12.97
  30. 30.Which is the greatest: 0.099, 0.78, 0.679, 0.7? (a) 0.099 (b) 0.78 (c) 0.679 (d) 0.7
  31. 31.What is the value of the digit 7 in 17.924? (a) 7 (b) 0.7 (c) 0.07 (d) 70
  32. 32.Which is the greatest: 0.061, 0.7, 0.638, 0.71? (a) 0.061 (b) 0.7 (c) 0.638 (d) 0.71
  33. 33.2.14 + 4.8 = ? (a) 6.94 (b) 6.84 (c) 7.04 (d) 2.62
  34. 34.Which is the smallest: 0.011, 0.732, 0.8, 0.89? (a) 0.011 (b) 0.732 (c) 0.8 (d) 0.89
  35. 35.What is the value of the digit 6 in 73.864? (a) 6 (b) 0.6 (c) 0.06 (d) 0.006
  36. 36.Which is the greatest: 0.054, 0.8, 0.726, 0.88? (a) 0.054 (b) 0.8 (c) 0.726 (d) 0.88
  37. 37.What is the value of the digit 3 in 31.986? (a) 0.03 (b) 30 (c) 0.3 (d) 3
  38. 38.1.31 + 3.7 = ? (a) 4.91 (b) 1.68 (c) 5.11 (d) 5.01
  39. 39.5.74 + 1.6 = ? (a) 5.9 (b) 7.44 (c) 7.34 (d) 7.24
  40. 40.2.86 + 2.8 = ? (a) 5.76 (b) 5.56 (c) 3.14 (d) 5.66

Answer key

  1. 5.69
  2. 0.008
  3. 13.06
  4. 0.097
  5. 0.08
  6. 0.75
  7. 10.71
  8. 0.039
  9. 8.36
  10. 0.008
  11. 0.25
  12. 11.01
  13. 6.43
  14. 0.012
  15. 60
  16. 0.072
  17. 10.18
  18. 0.4
  19. 0.007
  20. 0.025
  21. 8.31
  22. 7
  23. 0.039
  24. 9.61
  25. 0.011
  26. 0.097
  27. 9
  28. 0.047
  29. 13.07
  30. 0.78
  31. 7
  32. 0.71
  33. 6.94
  34. 0.011
  35. 0.06
  36. 0.88
  37. 30
  38. 5.01
  39. 7.34
  40. 5.66

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