← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 939 · 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 smallest: 0.3, 0.028, 0.292, 0.31? (a) 0.3 (b) 0.028 (c) 0.292 (d) 0.31
  2. 2.What is the value of the digit 9 in 65.493? (a) 0.9 (b) 9 (c) 0.009 (d) 0.09
  3. 3.Which is the greatest: 0.085, 0.4, 0.42, 0.372? (a) 0.085 (b) 0.4 (c) 0.42 (d) 0.372
  4. 4.1.11 + 6.5 = ? (a) 7.61 (b) 7.51 (c) 1.76 (d) 7.71
  5. 5.What is the value of the digit 7 in 83.276? (a) 7 (b) 0.007 (c) 0.07 (d) 0.7
  6. 6.What is the value of the digit 4 in 36.547? (a) 0.04 (b) 0.4 (c) 0.004 (d) 4
  7. 7.6.28 + 6.1 = ? (a) 12.38 (b) 12.48 (c) 12.28 (d) 6.89
  8. 8.Which is the greatest: 0.215, 0.069, 0.31, 0.3? (a) 0.215 (b) 0.069 (c) 0.31 (d) 0.3
  9. 9.2.09 + 9.9 = ? (a) 3.08 (b) 11.89 (c) 12.09 (d) 11.99
  10. 10.What is the value of the digit 3 in 36.845? (a) 0.03 (b) 3 (c) 30 (d) 0.3
  11. 11.Which is the greatest: 0.539, 0.072, 0.69, 0.6? (a) 0.539 (b) 0.072 (c) 0.69 (d) 0.6
  12. 12.3.06 + 3.8 = ? (a) 3.44 (b) 6.96 (c) 6.86 (d) 6.76
  13. 13.7.33 + 7.3 = ? (a) 8.06 (b) 14.73 (c) 14.63 (d) 14.53
  14. 14.9.56 + 2.3 = ? (a) 9.79 (b) 11.86 (c) 11.96 (d) 11.76
  15. 15.What is the value of the digit 9 in 89.345? (a) 0.09 (b) 9 (c) 0.9 (d) 90
  16. 16.Which is the smallest: 0.56, 0.072, 0.5, 0.444? (a) 0.56 (b) 0.072 (c) 0.5 (d) 0.444
  17. 17.What is the value of the digit 1 in 75.168? (a) 1 (b) 0.001 (c) 0.01 (d) 0.1
  18. 18.Which is the greatest: 0.7, 0.75, 0.626, 0.032? (a) 0.7 (b) 0.75 (c) 0.626 (d) 0.032
  19. 19.2.05 + 6.4 = ? (a) 2.69 (b) 8.55 (c) 8.35 (d) 8.45
  20. 20.7.43 + 7.6 = ? (a) 8.19 (b) 15.13 (c) 14.93 (d) 15.03
  21. 21.Which is the smallest: 0.713, 0.81, 0.8, 0.091? (a) 0.713 (b) 0.81 (c) 0.8 (d) 0.091
  22. 22.What is the value of the digit 3 in 29.365? (a) 0.003 (b) 0.3 (c) 0.03 (d) 3
  23. 23.2.68 + 1.4 = ? (a) 2.82 (b) 3.98 (c) 4.18 (d) 4.08
  24. 24.7.67 + 2.7 = ? (a) 10.27 (b) 7.94 (c) 10.37 (d) 10.47
  25. 25.2.64 + 3.1 = ? (a) 5.84 (b) 5.74 (c) 5.64 (d) 2.95
  26. 26.3.51 + 3.2 = ? (a) 6.81 (b) 3.83 (c) 6.61 (d) 6.71
  27. 27.5.34 + 3.1 = ? (a) 8.44 (b) 5.65 (c) 8.34 (d) 8.54
  28. 28.2.13 + 2.3 = ? (a) 4.33 (b) 4.43 (c) 2.36 (d) 4.53
  29. 29.Which is the greatest: 0.59, 0.5, 0.049, 0.432? (a) 0.59 (b) 0.5 (c) 0.049 (d) 0.432
  30. 30.4.13 + 5.6 = ? (a) 9.63 (b) 9.73 (c) 9.83 (d) 4.69
  31. 31.Which is the smallest: 0.282, 0.33, 0.075, 0.3? (a) 0.282 (b) 0.33 (c) 0.075 (d) 0.3
  32. 32.1.85 + 3.1 = ? (a) 4.95 (b) 4.85 (c) 5.05 (d) 2.16
  33. 33.What is the value of the digit 7 in 12.574? (a) 0.7 (b) 7 (c) 0.007 (d) 0.07
  34. 34.What is the value of the digit 1 in 62.195? (a) 0.001 (b) 1 (c) 0.1 (d) 0.01
  35. 35.What is the value of the digit 2 in 32.186? (a) 0.2 (b) 20 (c) 0.02 (d) 2
  36. 36.What is the value of the digit 6 in 56.198? (a) 0.6 (b) 60 (c) 6 (d) 0.06
  37. 37.7.28 + 5.1 = ? (a) 7.79 (b) 12.48 (c) 12.28 (d) 12.38
  38. 38.Which is the greatest: 0.84, 0.8, 0.016, 0.753? (a) 0.84 (b) 0.8 (c) 0.016 (d) 0.753
  39. 39.5.21 + 2.2 = ? (a) 7.51 (b) 5.43 (c) 7.41 (d) 7.31
  40. 40.5.42 + 6.8 = ? (a) 6.1 (b) 12.22 (c) 12.32 (d) 12.12

Answer key

  1. 0.028
  2. 0.09
  3. 0.42
  4. 7.61
  5. 0.07
  6. 0.04
  7. 12.38
  8. 0.31
  9. 11.99
  10. 30
  11. 0.69
  12. 6.86
  13. 14.63
  14. 11.86
  15. 9
  16. 0.072
  17. 0.1
  18. 0.75
  19. 8.45
  20. 15.03
  21. 0.091
  22. 0.3
  23. 4.08
  24. 10.37
  25. 5.74
  26. 6.71
  27. 8.44
  28. 4.43
  29. 0.59
  30. 9.73
  31. 0.075
  32. 4.95
  33. 0.07
  34. 0.1
  35. 2
  36. 6
  37. 12.38
  38. 0.84
  39. 7.41
  40. 12.22

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