← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 440 · 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 greatest: 0.526, 0.67, 0.015, 0.6? (a) 0.526 (b) 0.67 (c) 0.015 (d) 0.6
  2. 2.What is the value of the digit 8 in 87.953? (a) 8 (b) 0.8 (c) 80 (d) 0.08
  3. 3.Which is the greatest: 0.49, 0.4, 0.022, 0.321? (a) 0.49 (b) 0.4 (c) 0.022 (d) 0.321
  4. 4.4.76 + 8.2 = ? (a) 12.86 (b) 12.96 (c) 5.58 (d) 13.06
  5. 5.Which is the smallest: 0.59, 0.487, 0.5, 0.094? (a) 0.59 (b) 0.487 (c) 0.5 (d) 0.094
  6. 6.6.36 + 1.5 = ? (a) 7.96 (b) 6.51 (c) 7.86 (d) 7.76
  7. 7.3.41 + 4.4 = ? (a) 7.91 (b) 7.71 (c) 7.81 (d) 3.85
  8. 8.9.33 + 6.3 = ? (a) 9.96 (b) 15.63 (c) 15.73 (d) 15.53
  9. 9.2.67 + 2.2 = ? (a) 4.77 (b) 4.97 (c) 2.89 (d) 4.87
  10. 10.4.21 + 6.1 = ? (a) 10.21 (b) 10.31 (c) 10.41 (d) 4.82
  11. 11.What is the value of the digit 4 in 65.184? (a) 0.004 (b) 0.04 (c) 4 (d) 0.4
  12. 12.What is the value of the digit 2 in 72.638? (a) 2 (b) 20 (c) 0.2 (d) 0.02
  13. 13.Which is the greatest: 0.87, 0.032, 0.776, 0.8? (a) 0.87 (b) 0.032 (c) 0.776 (d) 0.8
  14. 14.9.32 + 8.9 = ? (a) 10.21 (b) 18.32 (c) 18.12 (d) 18.22
  15. 15.Which is the smallest: 0.426, 0.57, 0.5, 0.087? (a) 0.426 (b) 0.57 (c) 0.5 (d) 0.087
  16. 16.Which is the smallest: 0.3, 0.039, 0.276, 0.33? (a) 0.3 (b) 0.039 (c) 0.276 (d) 0.33
  17. 17.7.68 + 8.8 = ? (a) 8.56 (b) 16.58 (c) 16.38 (d) 16.48
  18. 18.Which is the smallest: 0.65, 0.011, 0.574, 0.6? (a) 0.65 (b) 0.011 (c) 0.574 (d) 0.6
  19. 19.7.08 + 9.1 = ? (a) 16.08 (b) 16.18 (c) 7.99 (d) 16.28
  20. 20.9.18 + 5.8 = ? (a) 15.08 (b) 14.88 (c) 14.98 (d) 9.76
  21. 21.Which is the greatest: 0.77, 0.013, 0.631, 0.7? (a) 0.77 (b) 0.013 (c) 0.631 (d) 0.7
  22. 22.Which is the greatest: 0.063, 0.31, 0.3, 0.222? (a) 0.063 (b) 0.31 (c) 0.3 (d) 0.222
  23. 23.8.44 + 4.1 = ? (a) 12.54 (b) 12.64 (c) 12.44 (d) 8.85
  24. 24.What is the value of the digit 3 in 15.839? (a) 3 (b) 0.03 (c) 0.3 (d) 0.003
  25. 25.What is the value of the digit 4 in 29.145? (a) 0.4 (b) 0.004 (c) 0.04 (d) 4
  26. 26.Which is the greatest: 0.2, 0.24, 0.019, 0.131? (a) 0.2 (b) 0.24 (c) 0.019 (d) 0.131
  27. 27.6.46 + 2.3 = ? (a) 6.69 (b) 8.66 (c) 8.76 (d) 8.86
  28. 28.Which is the greatest: 0.079, 0.61, 0.514, 0.6? (a) 0.079 (b) 0.61 (c) 0.514 (d) 0.6
  29. 29.What is the value of the digit 1 in 41.932? (a) 1 (b) 0.1 (c) 0.01 (d) 10
  30. 30.7.93 + 1.4 = ? (a) 8.07 (b) 9.43 (c) 9.23 (d) 9.33
  31. 31.Which is the greatest: 0.065, 0.716, 0.88, 0.8? (a) 0.065 (b) 0.716 (c) 0.88 (d) 0.8
  32. 32.Which is the greatest: 0.576, 0.69, 0.074, 0.6? (a) 0.576 (b) 0.69 (c) 0.074 (d) 0.6
  33. 33.2.29 + 4.3 = ? (a) 6.49 (b) 6.59 (c) 2.72 (d) 6.69
  34. 34.What is the value of the digit 5 in 27.845? (a) 5 (b) 0.005 (c) 0.05 (d) 0.5
  35. 35.What is the value of the digit 4 in 24.875? (a) 40 (b) 0.4 (c) 0.04 (d) 4
  36. 36.Which is the smallest: 0.44, 0.325, 0.4, 0.019? (a) 0.44 (b) 0.325 (c) 0.4 (d) 0.019
  37. 37.4.99 + 6.8 = ? (a) 11.79 (b) 5.67 (c) 11.69 (d) 11.89
  38. 38.What is the value of the digit 5 in 21.853? (a) 0.05 (b) 0.5 (c) 5 (d) 0.005
  39. 39.5.27 + 1.7 = ? (a) 5.44 (b) 6.97 (c) 7.07 (d) 6.87
  40. 40.5.63 + 3.9 = ? (a) 9.53 (b) 9.43 (c) 9.63 (d) 6.02

Answer key

  1. 0.67
  2. 80
  3. 0.49
  4. 12.96
  5. 0.094
  6. 7.86
  7. 7.81
  8. 15.63
  9. 4.87
  10. 10.31
  11. 0.004
  12. 2
  13. 0.87
  14. 18.22
  15. 0.087
  16. 0.039
  17. 16.48
  18. 0.011
  19. 16.18
  20. 14.98
  21. 0.77
  22. 0.31
  23. 12.54
  24. 0.03
  25. 0.04
  26. 0.24
  27. 8.76
  28. 0.61
  29. 1
  30. 9.33
  31. 0.88
  32. 0.69
  33. 6.59
  34. 0.005
  35. 4
  36. 0.019
  37. 11.79
  38. 0.05
  39. 6.97
  40. 9.53

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