← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 489 · 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 12.673? (a) 0.6 (b) 0.006 (c) 0.06 (d) 6
  2. 2.7.03 + 8.9 = ? (a) 7.92 (b) 15.83 (c) 16.03 (d) 15.93
  3. 3.What is the value of the digit 6 in 89.167? (a) 0.6 (b) 0.06 (c) 0.006 (d) 6
  4. 4.Which is the smallest: 0.415, 0.55, 0.5, 0.058? (a) 0.415 (b) 0.55 (c) 0.5 (d) 0.058
  5. 5.What is the value of the digit 7 in 28.679? (a) 0.7 (b) 7 (c) 0.07 (d) 0.007
  6. 6.What is the value of the digit 9 in 25.149? (a) 0.9 (b) 9 (c) 0.009 (d) 0.09
  7. 7.2.91 + 1.3 = ? (a) 4.31 (b) 4.11 (c) 4.21 (d) 3.04
  8. 8.9.08 + 2.9 = ? (a) 12.08 (b) 11.88 (c) 11.98 (d) 9.37
  9. 9.Which is the greatest: 0.32, 0.012, 0.3, 0.217? (a) 0.32 (b) 0.012 (c) 0.3 (d) 0.217
  10. 10.What is the value of the digit 2 in 12.543? (a) 0.2 (b) 2 (c) 0.02 (d) 20
  11. 11.Which is the greatest: 0.55, 0.5, 0.491, 0.037? (a) 0.55 (b) 0.5 (c) 0.491 (d) 0.037
  12. 12.What is the value of the digit 6 in 17.863? (a) 6 (b) 0.006 (c) 0.6 (d) 0.06
  13. 13.7.11 + 3.8 = ? (a) 10.91 (b) 10.81 (c) 11.01 (d) 7.49
  14. 14.Which is the greatest: 0.021, 0.51, 0.476, 0.5? (a) 0.021 (b) 0.51 (c) 0.476 (d) 0.5
  15. 15.2.41 + 3.1 = ? (a) 5.51 (b) 5.61 (c) 2.72 (d) 5.41
  16. 16.9.38 + 6.6 = ? (a) 10.04 (b) 16.08 (c) 15.88 (d) 15.98
  17. 17.What is the value of the digit 3 in 13.647? (a) 30 (b) 0.3 (c) 0.03 (d) 3
  18. 18.3.94 + 4.9 = ? (a) 8.94 (b) 8.74 (c) 4.43 (d) 8.84
  19. 19.Which is the smallest: 0.38, 0.074, 0.3, 0.235? (a) 0.38 (b) 0.074 (c) 0.3 (d) 0.235
  20. 20.What is the value of the digit 1 in 14.983? (a) 0.1 (b) 10 (c) 1 (d) 0.01
  21. 21.7.71 + 8.7 = ? (a) 16.31 (b) 16.51 (c) 16.41 (d) 8.58
  22. 22.Which is the greatest: 0.3, 0.095, 0.239, 0.32? (a) 0.3 (b) 0.095 (c) 0.239 (d) 0.32
  23. 23.Which is the smallest: 0.487, 0.57, 0.059, 0.5? (a) 0.487 (b) 0.57 (c) 0.059 (d) 0.5
  24. 24.9.85 + 2.5 = ? (a) 12.25 (b) 12.35 (c) 12.45 (d) 10.1
  25. 25.1.21 + 6.4 = ? (a) 7.51 (b) 7.61 (c) 1.85 (d) 7.71
  26. 26.What is the value of the digit 8 in 83.975? (a) 0.8 (b) 8 (c) 0.08 (d) 80
  27. 27.5.11 + 7.7 = ? (a) 12.91 (b) 5.88 (c) 12.81 (d) 12.71
  28. 28.What is the value of the digit 9 in 69.782? (a) 0.9 (b) 9 (c) 0.09 (d) 90
  29. 29.What is the value of the digit 6 in 95.736? (a) 6 (b) 0.06 (c) 0.006 (d) 0.6
  30. 30.What is the value of the digit 2 in 62.195? (a) 0.2 (b) 2 (c) 0.02 (d) 20
  31. 31.What is the value of the digit 8 in 14.786? (a) 0.08 (b) 8 (c) 0.008 (d) 0.8
  32. 32.7.66 + 1.2 = ? (a) 8.96 (b) 8.76 (c) 8.86 (d) 7.78
  33. 33.Which is the smallest: 0.61, 0.559, 0.6, 0.022? (a) 0.61 (b) 0.559 (c) 0.6 (d) 0.022
  34. 34.What is the value of the digit 2 in 54.327? (a) 0.2 (b) 0.002 (c) 0.02 (d) 2
  35. 35.Which is the smallest: 0.26, 0.115, 0.084, 0.2? (a) 0.26 (b) 0.115 (c) 0.084 (d) 0.2
  36. 36.Which is the smallest: 0.052, 0.374, 0.44, 0.4? (a) 0.052 (b) 0.374 (c) 0.44 (d) 0.4
  37. 37.What is the value of the digit 8 in 86.973? (a) 80 (b) 0.8 (c) 0.08 (d) 8
  38. 38.What is the value of the digit 3 in 78.136? (a) 0.003 (b) 3 (c) 0.03 (d) 0.3
  39. 39.What is the value of the digit 8 in 12.485? (a) 0.008 (b) 8 (c) 0.8 (d) 0.08
  40. 40.What is the value of the digit 8 in 81.925? (a) 0.08 (b) 80 (c) 0.8 (d) 8

Answer key

  1. 0.6
  2. 15.93
  3. 0.06
  4. 0.058
  5. 0.07
  6. 0.009
  7. 4.21
  8. 11.98
  9. 0.32
  10. 2
  11. 0.55
  12. 0.06
  13. 10.91
  14. 0.51
  15. 5.51
  16. 15.98
  17. 3
  18. 8.84
  19. 0.074
  20. 10
  21. 16.41
  22. 0.32
  23. 0.059
  24. 12.35
  25. 7.61
  26. 80
  27. 12.81
  28. 9
  29. 0.006
  30. 2
  31. 0.08
  32. 8.86
  33. 0.022
  34. 0.02
  35. 0.084
  36. 0.052
  37. 80
  38. 0.03
  39. 0.08
  40. 80

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