← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 71 · 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 1 in 13.876? (a) 0.01 (b) 0.1 (c) 10 (d) 1
  2. 2.1.81 + 9.1 = ? (a) 11.01 (b) 10.91 (c) 10.81 (d) 2.72
  3. 3.Which is the smallest: 0.031, 0.132, 0.2, 0.22? (a) 0.031 (b) 0.132 (c) 0.2 (d) 0.22
  4. 4.Which is the smallest: 0.033, 0.122, 0.26, 0.2? (a) 0.033 (b) 0.122 (c) 0.26 (d) 0.2
  5. 5.Which is the greatest: 0.023, 0.2, 0.29, 0.191? (a) 0.023 (b) 0.2 (c) 0.29 (d) 0.191
  6. 6.What is the value of the digit 5 in 95.827? (a) 0.05 (b) 5 (c) 50 (d) 0.5
  7. 7.Which is the greatest: 0.33, 0.3, 0.097, 0.222? (a) 0.33 (b) 0.3 (c) 0.097 (d) 0.222
  8. 8.Which is the greatest: 0.616, 0.78, 0.065, 0.7? (a) 0.616 (b) 0.78 (c) 0.065 (d) 0.7
  9. 9.3.74 + 8.3 = ? (a) 12.04 (b) 4.57 (c) 12.14 (d) 11.94
  10. 10.3.77 + 4.9 = ? (a) 8.57 (b) 8.77 (c) 4.26 (d) 8.67
  11. 11.What is the value of the digit 6 in 98.367? (a) 0.006 (b) 0.6 (c) 6 (d) 0.06
  12. 12.What is the value of the digit 4 in 35.426? (a) 0.04 (b) 4 (c) 0.004 (d) 0.4
  13. 13.4.68 + 1.2 = ? (a) 5.98 (b) 4.8 (c) 5.78 (d) 5.88
  14. 14.What is the value of the digit 9 in 62.934? (a) 9 (b) 0.009 (c) 0.9 (d) 0.09
  15. 15.9.26 + 3.7 = ? (a) 13.06 (b) 12.96 (c) 12.86 (d) 9.63
  16. 16.6.89 + 1.8 = ? (a) 8.59 (b) 8.69 (c) 8.79 (d) 7.07
  17. 17.What is the value of the digit 1 in 43.159? (a) 0.1 (b) 0.01 (c) 1 (d) 0.001
  18. 18.What is the value of the digit 3 in 73.529? (a) 0.03 (b) 30 (c) 3 (d) 0.3
  19. 19.Which is the smallest: 0.62, 0.094, 0.521, 0.6? (a) 0.62 (b) 0.094 (c) 0.521 (d) 0.6
  20. 20.Which is the smallest: 0.036, 0.38, 0.233, 0.3? (a) 0.036 (b) 0.38 (c) 0.233 (d) 0.3
  21. 21.What is the value of the digit 3 in 58.793? (a) 0.3 (b) 0.003 (c) 3 (d) 0.03
  22. 22.1.13 + 4.7 = ? (a) 1.6 (b) 5.93 (c) 5.83 (d) 5.73
  23. 23.6.02 + 1.7 = ? (a) 7.82 (b) 7.62 (c) 6.19 (d) 7.72
  24. 24.What is the value of the digit 4 in 95.134? (a) 0.04 (b) 0.4 (c) 0.004 (d) 4
  25. 25.Which is the greatest: 0.258, 0.3, 0.36, 0.031? (a) 0.258 (b) 0.3 (c) 0.36 (d) 0.031
  26. 26.Which is the smallest: 0.52, 0.448, 0.072, 0.5? (a) 0.52 (b) 0.448 (c) 0.072 (d) 0.5
  27. 27.3.73 + 3.6 = ? (a) 7.23 (b) 7.43 (c) 4.09 (d) 7.33
  28. 28.What is the value of the digit 9 in 28.931? (a) 0.9 (b) 9 (c) 0.09 (d) 0.009
  29. 29.3.71 + 7.6 = ? (a) 11.31 (b) 11.41 (c) 4.47 (d) 11.21
  30. 30.7.88 + 4.4 = ? (a) 12.28 (b) 8.32 (c) 12.18 (d) 12.38
  31. 31.Which is the greatest: 0.7, 0.677, 0.087, 0.78? (a) 0.7 (b) 0.677 (c) 0.087 (d) 0.78
  32. 32.6.69 + 6.8 = ? (a) 13.59 (b) 13.39 (c) 7.37 (d) 13.49
  33. 33.7.44 + 7.6 = ? (a) 15.04 (b) 15.14 (c) 8.2 (d) 14.94
  34. 34.7.72 + 5.1 = ? (a) 12.72 (b) 8.23 (c) 12.82 (d) 12.92
  35. 35.1.43 + 7.6 = ? (a) 2.19 (b) 9.13 (c) 9.03 (d) 8.93
  36. 36.3.39 + 3.1 = ? (a) 6.39 (b) 6.49 (c) 3.7 (d) 6.59
  37. 37.9.11 + 2.1 = ? (a) 11.21 (b) 9.32 (c) 11.11 (d) 11.31
  38. 38.Which is the greatest: 0.2, 0.29, 0.045, 0.167? (a) 0.2 (b) 0.29 (c) 0.045 (d) 0.167
  39. 39.What is the value of the digit 5 in 53.149? (a) 0.05 (b) 50 (c) 0.5 (d) 5
  40. 40.6.42 + 3.7 = ? (a) 6.79 (b) 10.22 (c) 10.12 (d) 10.02

Answer key

  1. 10
  2. 10.91
  3. 0.031
  4. 0.033
  5. 0.29
  6. 5
  7. 0.33
  8. 0.78
  9. 12.04
  10. 8.67
  11. 0.06
  12. 0.4
  13. 5.88
  14. 0.9
  15. 12.96
  16. 8.69
  17. 0.1
  18. 3
  19. 0.094
  20. 0.036
  21. 0.003
  22. 5.83
  23. 7.72
  24. 0.004
  25. 0.36
  26. 0.072
  27. 7.33
  28. 0.9
  29. 11.31
  30. 12.28
  31. 0.78
  32. 13.49
  33. 15.04
  34. 12.82
  35. 9.03
  36. 6.49
  37. 11.21
  38. 0.29
  39. 50
  40. 10.12

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