← Decimals and place value lesson New set →

Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 449 · 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: 0.4, 0.079, 0.398, 0.49? (a) 0.4 (b) 0.079 (c) 0.398 (d) 0.49
  2. 2.What is the value of the digit 2 in 58.726? (a) 2 (b) 0.002 (c) 0.2 (d) 0.02
  3. 3.6.32 + 7.9 = ? (a) 7.11 (b) 14.32 (c) 14.22 (d) 14.12
  4. 4.What is the value of the digit 1 in 78.132? (a) 0.001 (b) 0.1 (c) 1 (d) 0.01
  5. 5.9.01 + 4.5 = ? (a) 13.41 (b) 13.51 (c) 13.61 (d) 9.46
  6. 6.7.16 + 5.9 = ? (a) 12.96 (b) 13.06 (c) 7.75 (d) 13.16
  7. 7.What is the value of the digit 8 in 19.248? (a) 8 (b) 0.08 (c) 0.8 (d) 0.008
  8. 8.Which is the greatest: 0.473, 0.052, 0.5, 0.52? (a) 0.473 (b) 0.052 (c) 0.5 (d) 0.52
  9. 9.8.59 + 2.1 = ? (a) 8.8 (b) 10.69 (c) 10.79 (d) 10.59
  10. 10.Which is the smallest: 0.075, 0.362, 0.46, 0.4? (a) 0.075 (b) 0.362 (c) 0.46 (d) 0.4
  11. 11.2.47 + 8.7 = ? (a) 11.27 (b) 3.34 (c) 11.17 (d) 11.07
  12. 12.Which is the smallest: 0.786, 0.039, 0.8, 0.88? (a) 0.786 (b) 0.039 (c) 0.8 (d) 0.88
  13. 13.What is the value of the digit 2 in 52.483? (a) 20 (b) 0.02 (c) 0.2 (d) 2
  14. 14.7.74 + 1.1 = ? (a) 8.94 (b) 7.85 (c) 8.84 (d) 8.74
  15. 15.Which is the greatest: 0.526, 0.66, 0.6, 0.094? (a) 0.526 (b) 0.66 (c) 0.6 (d) 0.094
  16. 16.Which is the greatest: 0.6, 0.63, 0.517, 0.024? (a) 0.6 (b) 0.63 (c) 0.517 (d) 0.024
  17. 17.Which is the smallest: 0.073, 0.25, 0.2, 0.129? (a) 0.073 (b) 0.25 (c) 0.2 (d) 0.129
  18. 18.What is the value of the digit 9 in 79.651? (a) 9 (b) 0.9 (c) 0.09 (d) 90
  19. 19.Which is the greatest: 0.34, 0.081, 0.267, 0.3? (a) 0.34 (b) 0.081 (c) 0.267 (d) 0.3
  20. 20.8.78 + 5.1 = ? (a) 13.88 (b) 9.29 (c) 13.98 (d) 13.78
  21. 21.5.76 + 3.5 = ? (a) 9.16 (b) 9.36 (c) 6.11 (d) 9.26
  22. 22.Which is the greatest: 0.031, 0.275, 0.33, 0.3? (a) 0.031 (b) 0.275 (c) 0.33 (d) 0.3
  23. 23.What is the value of the digit 5 in 45.869? (a) 5 (b) 0.05 (c) 50 (d) 0.5
  24. 24.Which is the smallest: 0.699, 0.79, 0.012, 0.7? (a) 0.699 (b) 0.79 (c) 0.012 (d) 0.7
  25. 25.2.13 + 9.2 = ? (a) 3.05 (b) 11.43 (c) 11.33 (d) 11.23
  26. 26.Which is the smallest: 0.782, 0.85, 0.8, 0.035? (a) 0.782 (b) 0.85 (c) 0.8 (d) 0.035
  27. 27.What is the value of the digit 5 in 53.961? (a) 50 (b) 5 (c) 0.5 (d) 0.05
  28. 28.What is the value of the digit 3 in 16.735? (a) 3 (b) 0.03 (c) 0.3 (d) 0.003
  29. 29.9.61 + 6.1 = ? (a) 15.61 (b) 15.71 (c) 15.81 (d) 10.22
  30. 30.What is the value of the digit 4 in 81.496? (a) 0.004 (b) 4 (c) 0.04 (d) 0.4
  31. 31.What is the value of the digit 8 in 84.216? (a) 0.08 (b) 80 (c) 0.8 (d) 8
  32. 32.6.03 + 5.1 = ? (a) 11.23 (b) 11.13 (c) 6.54 (d) 11.03
  33. 33.8.96 + 2.2 = ? (a) 9.18 (b) 11.06 (c) 11.26 (d) 11.16
  34. 34.5.26 + 1.8 = ? (a) 6.96 (b) 7.16 (c) 5.44 (d) 7.06
  35. 35.What is the value of the digit 1 in 31.452? (a) 10 (b) 0.01 (c) 1 (d) 0.1
  36. 36.What is the value of the digit 3 in 18.342? (a) 0.03 (b) 0.003 (c) 3 (d) 0.3
  37. 37.Which is the greatest: 0.25, 0.2, 0.063, 0.199? (a) 0.25 (b) 0.2 (c) 0.063 (d) 0.199
  38. 38.1.81 + 9.3 = ? (a) 11.11 (b) 11.21 (c) 11.01 (d) 2.74
  39. 39.What is the value of the digit 4 in 21.493? (a) 0.04 (b) 0.004 (c) 4 (d) 0.4
  40. 40.Which is the greatest: 0.4, 0.387, 0.49, 0.048? (a) 0.4 (b) 0.387 (c) 0.49 (d) 0.048

Answer key

  1. 0.49
  2. 0.02
  3. 14.22
  4. 0.1
  5. 13.51
  6. 13.06
  7. 0.008
  8. 0.52
  9. 10.69
  10. 0.075
  11. 11.17
  12. 0.039
  13. 2
  14. 8.84
  15. 0.66
  16. 0.63
  17. 0.073
  18. 9
  19. 0.34
  20. 13.88
  21. 9.26
  22. 0.33
  23. 5
  24. 0.012
  25. 11.33
  26. 0.035
  27. 50
  28. 0.03
  29. 15.71
  30. 0.4
  31. 80
  32. 11.13
  33. 11.16
  34. 7.06
  35. 1
  36. 0.3
  37. 0.25
  38. 11.11
  39. 0.4
  40. 0.49

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