← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 94 · 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: 0.452, 0.068, 0.5, 0.53? (a) 0.452 (b) 0.068 (c) 0.5 (d) 0.53
  2. 2.7.56 + 6.5 = ? (a) 14.06 (b) 13.96 (c) 8.21 (d) 14.16
  3. 3.Which is the greatest: 0.086, 0.745, 0.8, 0.87? (a) 0.086 (b) 0.745 (c) 0.8 (d) 0.87
  4. 4.7.33 + 9.2 = ? (a) 8.25 (b) 16.53 (c) 16.63 (d) 16.43
  5. 5.Which is the greatest: 0.39, 0.3, 0.243, 0.057? (a) 0.39 (b) 0.3 (c) 0.243 (d) 0.057
  6. 6.2.94 + 4.7 = ? (a) 7.74 (b) 3.41 (c) 7.64 (d) 7.54
  7. 7.What is the value of the digit 6 in 26.145? (a) 0.06 (b) 0.6 (c) 6 (d) 60
  8. 8.1.85 + 9.1 = ? (a) 2.76 (b) 10.85 (c) 10.95 (d) 11.05
  9. 9.4.19 + 8.1 = ? (a) 12.19 (b) 12.39 (c) 12.29 (d) 5
  10. 10.Which is the smallest: 0.45, 0.334, 0.063, 0.4? (a) 0.45 (b) 0.334 (c) 0.063 (d) 0.4
  11. 11.Which is the greatest: 0.652, 0.78, 0.069, 0.7? (a) 0.652 (b) 0.78 (c) 0.069 (d) 0.7
  12. 12.What is the value of the digit 3 in 38.251? (a) 3 (b) 30 (c) 0.3 (d) 0.03
  13. 13.What is the value of the digit 6 in 34.968? (a) 0.6 (b) 0.006 (c) 0.06 (d) 6
  14. 14.Which is the smallest: 0.077, 0.8, 0.87, 0.722? (a) 0.077 (b) 0.8 (c) 0.87 (d) 0.722
  15. 15.Which is the smallest: 0.6, 0.68, 0.026, 0.512? (a) 0.6 (b) 0.68 (c) 0.026 (d) 0.512
  16. 16.4.16 + 3.8 = ? (a) 7.96 (b) 4.54 (c) 7.86 (d) 8.06
  17. 17.Which is the greatest: 0.793, 0.084, 0.8, 0.81? (a) 0.793 (b) 0.084 (c) 0.8 (d) 0.81
  18. 18.6.93 + 2.7 = ? (a) 9.63 (b) 7.2 (c) 9.53 (d) 9.73
  19. 19.Which is the greatest: 0.68, 0.573, 0.048, 0.6? (a) 0.68 (b) 0.573 (c) 0.048 (d) 0.6
  20. 20.What is the value of the digit 7 in 89.274? (a) 0.007 (b) 7 (c) 0.7 (d) 0.07
  21. 21.1.61 + 3.2 = ? (a) 4.91 (b) 4.71 (c) 1.93 (d) 4.81
  22. 22.5.27 + 7.6 = ? (a) 12.97 (b) 12.77 (c) 12.87 (d) 6.03
  23. 23.1.58 + 6.8 = ? (a) 8.48 (b) 2.26 (c) 8.38 (d) 8.28
  24. 24.What is the value of the digit 4 in 14.935? (a) 40 (b) 0.4 (c) 4 (d) 0.04
  25. 25.Which is the greatest: 0.061, 0.87, 0.762, 0.8? (a) 0.061 (b) 0.87 (c) 0.762 (d) 0.8
  26. 26.3.76 + 2.2 = ? (a) 5.86 (b) 3.98 (c) 5.96 (d) 6.06
  27. 27.What is the value of the digit 9 in 31.759? (a) 9 (b) 0.009 (c) 0.09 (d) 0.9
  28. 28.What is the value of the digit 3 in 43.128? (a) 0.3 (b) 0.03 (c) 30 (d) 3
  29. 29.1.47 + 2.2 = ? (a) 1.69 (b) 3.67 (c) 3.57 (d) 3.77
  30. 30.1.55 + 5.1 = ? (a) 6.75 (b) 2.06 (c) 6.55 (d) 6.65
  31. 31.2.68 + 3.3 = ? (a) 6.08 (b) 5.98 (c) 3.01 (d) 5.88
  32. 32.Which is the smallest: 0.062, 0.5, 0.485, 0.56? (a) 0.062 (b) 0.5 (c) 0.485 (d) 0.56
  33. 33.1.61 + 8.4 = ? (a) 9.91 (b) 10.11 (c) 2.45 (d) 10.01
  34. 34.What is the value of the digit 2 in 69.248? (a) 0.002 (b) 2 (c) 0.2 (d) 0.02
  35. 35.9.87 + 2.8 = ? (a) 12.77 (b) 10.15 (c) 12.67 (d) 12.57
  36. 36.What is the value of the digit 3 in 62.318? (a) 0.3 (b) 0.003 (c) 3 (d) 0.03
  37. 37.What is the value of the digit 9 in 27.493? (a) 9 (b) 0.009 (c) 0.09 (d) 0.9
  38. 38.Which is the smallest: 0.5, 0.59, 0.494, 0.088? (a) 0.5 (b) 0.59 (c) 0.494 (d) 0.088
  39. 39.What is the value of the digit 6 in 14.678? (a) 0.006 (b) 0.06 (c) 0.6 (d) 6
  40. 40.3.69 + 2.1 = ? (a) 5.69 (b) 5.79 (c) 5.89 (d) 3.9

Answer key

  1. 0.068
  2. 14.06
  3. 0.87
  4. 16.53
  5. 0.39
  6. 7.64
  7. 6
  8. 10.95
  9. 12.29
  10. 0.063
  11. 0.78
  12. 30
  13. 0.06
  14. 0.077
  15. 0.026
  16. 7.96
  17. 0.81
  18. 9.63
  19. 0.68
  20. 0.07
  21. 4.81
  22. 12.87
  23. 8.38
  24. 4
  25. 0.87
  26. 5.96
  27. 0.009
  28. 3
  29. 3.67
  30. 6.65
  31. 5.98
  32. 0.062
  33. 10.01
  34. 0.2
  35. 12.67
  36. 0.3
  37. 0.09
  38. 0.088
  39. 0.6
  40. 5.79

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