← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 968 · 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 2 in 42.853? (a) 2 (b) 20 (c) 0.02 (d) 0.2
  2. 2.2.75 + 4.8 = ? (a) 7.55 (b) 7.45 (c) 7.65 (d) 3.23
  3. 3.1.79 + 3.5 = ? (a) 2.14 (b) 5.29 (c) 5.19 (d) 5.39
  4. 4.Which is the greatest: 0.71, 0.652, 0.7, 0.097? (a) 0.71 (b) 0.652 (c) 0.7 (d) 0.097
  5. 5.Which is the greatest: 0.198, 0.23, 0.019, 0.2? (a) 0.198 (b) 0.23 (c) 0.019 (d) 0.2
  6. 6.What is the value of the digit 5 in 98.275? (a) 0.5 (b) 0.05 (c) 5 (d) 0.005
  7. 7.1.19 + 5.6 = ? (a) 1.75 (b) 6.89 (c) 6.69 (d) 6.79
  8. 8.Which is the smallest: 0.65, 0.038, 0.6, 0.514? (a) 0.65 (b) 0.038 (c) 0.6 (d) 0.514
  9. 9.9.68 + 5.5 = ? (a) 10.23 (b) 15.08 (c) 15.28 (d) 15.18
  10. 10.Which is the greatest: 0.321, 0.064, 0.45, 0.4? (a) 0.321 (b) 0.064 (c) 0.45 (d) 0.4
  11. 11.Which is the greatest: 0.2, 0.163, 0.23, 0.013? (a) 0.2 (b) 0.163 (c) 0.23 (d) 0.013
  12. 12.What is the value of the digit 5 in 84.657? (a) 0.005 (b) 0.05 (c) 0.5 (d) 5
  13. 13.What is the value of the digit 2 in 53.712? (a) 0.002 (b) 0.02 (c) 2 (d) 0.2
  14. 14.Which is the smallest: 0.547, 0.61, 0.015, 0.6? (a) 0.547 (b) 0.61 (c) 0.015 (d) 0.6
  15. 15.What is the value of the digit 8 in 87.415? (a) 8 (b) 80 (c) 0.08 (d) 0.8
  16. 16.Which is the greatest: 0.012, 0.81, 0.727, 0.8? (a) 0.012 (b) 0.81 (c) 0.727 (d) 0.8
  17. 17.Which is the smallest: 0.083, 0.4, 0.335, 0.48? (a) 0.083 (b) 0.4 (c) 0.335 (d) 0.48
  18. 18.7.31 + 5.2 = ? (a) 12.51 (b) 7.83 (c) 12.41 (d) 12.61
  19. 19.What is the value of the digit 4 in 36.742? (a) 0.004 (b) 0.04 (c) 4 (d) 0.4
  20. 20.What is the value of the digit 8 in 19.687? (a) 0.008 (b) 8 (c) 0.08 (d) 0.8
  21. 21.9.11 + 3.9 = ? (a) 12.91 (b) 13.11 (c) 9.5 (d) 13.01
  22. 22.Which is the greatest: 0.43, 0.4, 0.043, 0.324? (a) 0.43 (b) 0.4 (c) 0.043 (d) 0.324
  23. 23.1.66 + 4.8 = ? (a) 6.36 (b) 2.14 (c) 6.46 (d) 6.56
  24. 24.What is the value of the digit 9 in 68.931? (a) 0.009 (b) 0.9 (c) 0.09 (d) 9
  25. 25.Which is the greatest: 0.68, 0.012, 0.6, 0.518? (a) 0.68 (b) 0.012 (c) 0.6 (d) 0.518
  26. 26.What is the value of the digit 9 in 18.279? (a) 9 (b) 0.09 (c) 0.9 (d) 0.009
  27. 27.What is the value of the digit 3 in 21.593? (a) 0.3 (b) 3 (c) 0.003 (d) 0.03
  28. 28.What is the value of the digit 2 in 92.341? (a) 2 (b) 0.02 (c) 0.2 (d) 20
  29. 29.9.35 + 1.4 = ? (a) 9.49 (b) 10.75 (c) 10.65 (d) 10.85
  30. 30.What is the value of the digit 1 in 38.917? (a) 1 (b) 0.01 (c) 0.001 (d) 0.1
  31. 31.Which is the smallest: 0.84, 0.021, 0.796, 0.8? (a) 0.84 (b) 0.021 (c) 0.796 (d) 0.8
  32. 32.1.59 + 4.4 = ? (a) 5.89 (b) 2.03 (c) 6.09 (d) 5.99
  33. 33.7.11 + 4.5 = ? (a) 11.51 (b) 11.61 (c) 7.56 (d) 11.71
  34. 34.What is the value of the digit 1 in 82.371? (a) 0.001 (b) 0.01 (c) 0.1 (d) 1
  35. 35.8.37 + 8.2 = ? (a) 9.19 (b) 16.47 (c) 16.57 (d) 16.67
  36. 36.5.23 + 9.2 = ? (a) 6.15 (b) 14.43 (c) 14.33 (d) 14.53
  37. 37.What is the value of the digit 6 in 31.674? (a) 0.006 (b) 0.06 (c) 6 (d) 0.6
  38. 38.What is the value of the digit 4 in 94.318? (a) 0.4 (b) 0.04 (c) 4 (d) 40
  39. 39.Which is the smallest: 0.32, 0.3, 0.074, 0.295? (a) 0.32 (b) 0.3 (c) 0.074 (d) 0.295
  40. 40.1.06 + 4.5 = ? (a) 1.51 (b) 5.56 (c) 5.66 (d) 5.46

Answer key

  1. 2
  2. 7.55
  3. 5.29
  4. 0.71
  5. 0.23
  6. 0.005
  7. 6.79
  8. 0.038
  9. 15.18
  10. 0.45
  11. 0.23
  12. 0.05
  13. 0.002
  14. 0.015
  15. 80
  16. 0.81
  17. 0.083
  18. 12.51
  19. 0.04
  20. 0.08
  21. 13.01
  22. 0.43
  23. 6.46
  24. 0.9
  25. 0.68
  26. 0.009
  27. 0.003
  28. 2
  29. 10.75
  30. 0.01
  31. 0.021
  32. 5.99
  33. 11.61
  34. 0.001
  35. 16.57
  36. 14.43
  37. 0.6
  38. 4
  39. 0.074
  40. 5.56

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