← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 17 · 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 4 in 13.254? (a) 0.04 (b) 0.4 (c) 0.004 (d) 4
  2. 2.Which is the smallest: 0.141, 0.2, 0.21, 0.065? (a) 0.141 (b) 0.2 (c) 0.21 (d) 0.065
  3. 3.Which is the greatest: 0.2, 0.121, 0.098, 0.29? (a) 0.2 (b) 0.121 (c) 0.098 (d) 0.29
  4. 4.What is the value of the digit 7 in 26.731? (a) 7 (b) 0.07 (c) 0.7 (d) 0.007
  5. 5.8.02 + 2.1 = ? (a) 10.22 (b) 10.12 (c) 10.02 (d) 8.23
  6. 6.Which is the greatest: 0.568, 0.078, 0.62, 0.6? (a) 0.568 (b) 0.078 (c) 0.62 (d) 0.6
  7. 7.5.84 + 8.6 = ? (a) 14.54 (b) 14.34 (c) 14.44 (d) 6.7
  8. 8.Which is the greatest: 0.012, 0.119, 0.23, 0.2? (a) 0.012 (b) 0.119 (c) 0.23 (d) 0.2
  9. 9.3.68 + 6.2 = ? (a) 9.78 (b) 4.3 (c) 9.88 (d) 9.98
  10. 10.1.27 + 6.1 = ? (a) 1.88 (b) 7.27 (c) 7.47 (d) 7.37
  11. 11.What is the value of the digit 1 in 51.726? (a) 1 (b) 0.1 (c) 10 (d) 0.01
  12. 12.What is the value of the digit 2 in 47.283? (a) 0.02 (b) 2 (c) 0.2 (d) 0.002
  13. 13.What is the value of the digit 6 in 68.271? (a) 0.06 (b) 6 (c) 0.6 (d) 60
  14. 14.What is the value of the digit 9 in 39.761? (a) 9 (b) 0.09 (c) 90 (d) 0.9
  15. 15.8.06 + 7.1 = ? (a) 15.16 (b) 15.26 (c) 8.77 (d) 15.06
  16. 16.Which is the greatest: 0.042, 0.2, 0.25, 0.153? (a) 0.042 (b) 0.2 (c) 0.25 (d) 0.153
  17. 17.What is the value of the digit 8 in 79.843? (a) 0.8 (b) 0.008 (c) 0.08 (d) 8
  18. 18.What is the value of the digit 4 in 42.975? (a) 4 (b) 0.04 (c) 0.4 (d) 40
  19. 19.2.81 + 8.8 = ? (a) 11.61 (b) 11.51 (c) 3.69 (d) 11.71
  20. 20.9.67 + 6.5 = ? (a) 16.17 (b) 10.32 (c) 16.07 (d) 16.27
  21. 21.3.24 + 4.1 = ? (a) 7.34 (b) 3.65 (c) 7.24 (d) 7.44
  22. 22.Which is the smallest: 0.8, 0.013, 0.85, 0.781? (a) 0.8 (b) 0.013 (c) 0.85 (d) 0.781
  23. 23.3.56 + 8.2 = ? (a) 11.66 (b) 11.76 (c) 11.86 (d) 4.38
  24. 24.5.39 + 7.5 = ? (a) 12.99 (b) 12.89 (c) 12.79 (d) 6.14
  25. 25.Which is the smallest: 0.38, 0.3, 0.222, 0.012? (a) 0.38 (b) 0.3 (c) 0.222 (d) 0.012
  26. 26.5.01 + 7.7 = ? (a) 12.61 (b) 12.81 (c) 12.71 (d) 5.78
  27. 27.What is the value of the digit 6 in 46.951? (a) 60 (b) 0.06 (c) 6 (d) 0.6
  28. 28.Which is the smallest: 0.5, 0.58, 0.044, 0.455? (a) 0.5 (b) 0.58 (c) 0.044 (d) 0.455
  29. 29.3.63 + 6.4 = ? (a) 10.03 (b) 10.13 (c) 4.27 (d) 9.93
  30. 30.7.33 + 2.1 = ? (a) 9.33 (b) 9.43 (c) 9.53 (d) 7.54
  31. 31.8.06 + 6.4 = ? (a) 14.36 (b) 8.7 (c) 14.46 (d) 14.56
  32. 32.5.74 + 7.6 = ? (a) 6.5 (b) 13.24 (c) 13.34 (d) 13.44
  33. 33.6.94 + 1.7 = ? (a) 7.11 (b) 8.54 (c) 8.74 (d) 8.64
  34. 34.What is the value of the digit 7 in 64.735? (a) 0.07 (b) 7 (c) 0.7 (d) 0.007
  35. 35.What is the value of the digit 3 in 23.845? (a) 30 (b) 0.03 (c) 0.3 (d) 3
  36. 36.2.53 + 8.6 = ? (a) 11.23 (b) 11.13 (c) 3.39 (d) 11.03
  37. 37.9.64 + 8.8 = ? (a) 18.54 (b) 18.34 (c) 18.44 (d) 10.52
  38. 38.6.88 + 3.2 = ? (a) 10.08 (b) 9.98 (c) 10.18 (d) 7.2
  39. 39.Which is the smallest: 0.029, 0.7, 0.658, 0.71? (a) 0.029 (b) 0.7 (c) 0.658 (d) 0.71
  40. 40.3.61 + 6.2 = ? (a) 9.81 (b) 4.23 (c) 9.71 (d) 9.91

Answer key

  1. 0.004
  2. 0.065
  3. 0.29
  4. 0.7
  5. 10.12
  6. 0.62
  7. 14.44
  8. 0.23
  9. 9.88
  10. 7.37
  11. 1
  12. 0.2
  13. 60
  14. 9
  15. 15.16
  16. 0.25
  17. 0.8
  18. 40
  19. 11.61
  20. 16.17
  21. 7.34
  22. 0.013
  23. 11.76
  24. 12.89
  25. 0.012
  26. 12.71
  27. 6
  28. 0.044
  29. 10.03
  30. 9.43
  31. 14.46
  32. 13.34
  33. 8.64
  34. 0.7
  35. 3
  36. 11.13
  37. 18.44
  38. 10.08
  39. 0.029
  40. 9.81

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