← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 782 · 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: 0.069, 0.85, 0.763, 0.8? (a) 0.069 (b) 0.85 (c) 0.763 (d) 0.8
  2. 2.Which is the greatest: 0.2, 0.019, 0.26, 0.137? (a) 0.2 (b) 0.019 (c) 0.26 (d) 0.137
  3. 3.2.61 + 6.5 = ? (a) 3.26 (b) 9.11 (c) 9.21 (d) 9.01
  4. 4.Which is the smallest: 0.016, 0.5, 0.58, 0.426? (a) 0.016 (b) 0.5 (c) 0.58 (d) 0.426
  5. 5.What is the value of the digit 5 in 53.914? (a) 5 (b) 50 (c) 0.05 (d) 0.5
  6. 6.1.81 + 6.5 = ? (a) 2.46 (b) 8.41 (c) 8.21 (d) 8.31
  7. 7.1.32 + 8.2 = ? (a) 2.14 (b) 9.42 (c) 9.62 (d) 9.52
  8. 8.5.32 + 8.3 = ? (a) 6.15 (b) 13.52 (c) 13.72 (d) 13.62
  9. 9.Which is the greatest: 0.3, 0.33, 0.281, 0.071? (a) 0.3 (b) 0.33 (c) 0.281 (d) 0.071
  10. 10.Which is the smallest: 0.53, 0.5, 0.446, 0.068? (a) 0.53 (b) 0.5 (c) 0.446 (d) 0.068
  11. 11.What is the value of the digit 9 in 45.139? (a) 0.09 (b) 0.9 (c) 9 (d) 0.009
  12. 12.1.61 + 1.6 = ? (a) 3.11 (b) 3.31 (c) 3.21 (d) 1.77
  13. 13.What is the value of the digit 2 in 27.634? (a) 2 (b) 20 (c) 0.2 (d) 0.02
  14. 14.Which is the greatest: 0.7, 0.618, 0.019, 0.78? (a) 0.7 (b) 0.618 (c) 0.019 (d) 0.78
  15. 15.5.85 + 5.1 = ? (a) 11.05 (b) 10.85 (c) 6.36 (d) 10.95
  16. 16.Which is the smallest: 0.088, 0.3, 0.232, 0.31? (a) 0.088 (b) 0.3 (c) 0.232 (d) 0.31
  17. 17.7.97 + 4.3 = ? (a) 12.37 (b) 12.17 (c) 12.27 (d) 8.4
  18. 18.2.02 + 5.1 = ? (a) 7.02 (b) 7.22 (c) 2.53 (d) 7.12
  19. 19.Which is the greatest: 0.7, 0.678, 0.79, 0.098? (a) 0.7 (b) 0.678 (c) 0.79 (d) 0.098
  20. 20.3.51 + 1.8 = ? (a) 5.41 (b) 5.31 (c) 3.69 (d) 5.21
  21. 21.Which is the smallest: 0.287, 0.051, 0.3, 0.34? (a) 0.287 (b) 0.051 (c) 0.3 (d) 0.34
  22. 22.2.83 + 1.8 = ? (a) 4.53 (b) 4.63 (c) 4.73 (d) 3.01
  23. 23.What is the value of the digit 5 in 24.657? (a) 0.005 (b) 5 (c) 0.05 (d) 0.5
  24. 24.6.16 + 4.1 = ? (a) 10.16 (b) 10.36 (c) 6.57 (d) 10.26
  25. 25.Which is the greatest: 0.27, 0.157, 0.071, 0.2? (a) 0.27 (b) 0.157 (c) 0.071 (d) 0.2
  26. 26.Which is the smallest: 0.781, 0.88, 0.8, 0.048? (a) 0.781 (b) 0.88 (c) 0.8 (d) 0.048
  27. 27.Which is the greatest: 0.784, 0.81, 0.011, 0.8? (a) 0.784 (b) 0.81 (c) 0.011 (d) 0.8
  28. 28.6.78 + 8.4 = ? (a) 15.28 (b) 7.62 (c) 15.18 (d) 15.08
  29. 29.What is the value of the digit 6 in 63.297? (a) 6 (b) 0.06 (c) 0.6 (d) 60
  30. 30.Which is the smallest: 0.057, 0.31, 0.3, 0.296? (a) 0.057 (b) 0.31 (c) 0.3 (d) 0.296
  31. 31.4.11 + 3.7 = ? (a) 7.71 (b) 7.81 (c) 7.91 (d) 4.48
  32. 32.What is the value of the digit 1 in 94.167? (a) 0.001 (b) 0.01 (c) 1 (d) 0.1
  33. 33.Which is the smallest: 0.4, 0.312, 0.083, 0.44? (a) 0.4 (b) 0.312 (c) 0.083 (d) 0.44
  34. 34.What is the value of the digit 7 in 85.723? (a) 7 (b) 0.007 (c) 0.7 (d) 0.07
  35. 35.8.19 + 2.7 = ? (a) 8.46 (b) 10.89 (c) 10.99 (d) 10.79
  36. 36.What is the value of the digit 7 in 47.253? (a) 7 (b) 70 (c) 0.07 (d) 0.7
  37. 37.What is the value of the digit 5 in 57.239? (a) 5 (b) 50 (c) 0.05 (d) 0.5
  38. 38.Which is the greatest: 0.7, 0.685, 0.77, 0.055? (a) 0.7 (b) 0.685 (c) 0.77 (d) 0.055
  39. 39.Which is the greatest: 0.8, 0.019, 0.84, 0.738? (a) 0.8 (b) 0.019 (c) 0.84 (d) 0.738
  40. 40.4.86 + 7.2 = ? (a) 12.16 (b) 12.06 (c) 5.58 (d) 11.96

Answer key

  1. 0.85
  2. 0.26
  3. 9.11
  4. 0.016
  5. 50
  6. 8.31
  7. 9.52
  8. 13.62
  9. 0.33
  10. 0.068
  11. 0.009
  12. 3.21
  13. 20
  14. 0.78
  15. 10.95
  16. 0.088
  17. 12.27
  18. 7.12
  19. 0.79
  20. 5.31
  21. 0.051
  22. 4.63
  23. 0.05
  24. 10.26
  25. 0.27
  26. 0.048
  27. 0.81
  28. 15.18
  29. 60
  30. 0.057
  31. 7.81
  32. 0.1
  33. 0.083
  34. 0.7
  35. 10.89
  36. 7
  37. 50
  38. 0.77
  39. 0.84
  40. 12.06

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